Funny Birthday Shirts For Guys

Welcome to Unethical Threads' funny birthday shirts for guys collection where humor meets premium craftsmanship. Our funny birthday shirts for guys feature original designs that refuse to play it safe, guaranteed to spark conversations. Available in sizes S-4XL with fast shipping and a 30-day satisfaction guarantee.

✓ Free Shipping On All Orders | ✓ 30-Day Guarantee | ✓ Sizes S-4XL

About Our Funny Birthday Shirts For Guys Collection

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Related Collections: Complete Funny Shirts Collection | Funny 21St Birthday Shirts For Guys | Funny Birthday Shirts For Women

  • "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits. "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits. "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits. "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits. "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits. "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits. "It Was Only A Kiss" T-shirt featuring a satirical religious graphic of Judas betraying Jesus, paired with iconic “Mr. Brightside” lyrics for a humorous twist. Designed as a Christian Easter meme tee, it blends biblical imagery with irreverent Gen Z humor, perfect for fans of ironic religious jokes and out-of-pocket Easter fits.

    It Was Only A Kiss - Judas Betraying Jesus Easter Tee

    It Was Only A Kiss - Judas Betraying Jesus Easter Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist. Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist. Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist. Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist. Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist. Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist. Funny “Call Me The Third Little Piggy” shirt takes the classic childhood tale and gives it an absurdly adult humor twist.

    *NEW* Call Me The Third Little Piggy Tee

    *NEW* Call Me The Third Little Piggy Tee

    $24.99 USD
    $24.99 USD
    Color
    Size
  • Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas. Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas. Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas. Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas. Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas. Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun shirt that says "Master Baiter" with playful graphic, perfect for fisherman, dirty joke lovers, and gag gift ideas. Funny fishing pun black shirt that says "Master Baiter" with playful graphic, perfect for outdoorsmen, dirty joke lovers, and gag gift ideas.

    *NEW* Master Baiter Tee

    *NEW* Master Baiter Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty. A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty. A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty. A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty. A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty. A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty. A bold graphic T-shirt features the phrase “I Would Dropkick A Child For A Dr Pepper” in distressed lettering, with a dramatic illustration of a man dropkicking a child, capturing chaotic energy and unhinged humor for soda lovers who embrace morally questionable loyalty.

    I Would Dropkick A Child For A Dr Pepper Graphic Tee

    I Would Dropkick A Child For A Dr Pepper Graphic Tee

    $24.99 USD
    $24.99 USD
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    Size
  • Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay. Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay. Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay. Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay. Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay. Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay. Graphic T-shirt featuring the phrase “Sid On My Face” with a bold, chaotic design inspired by a Pixar parody. The layout uses edgy humor and adult-themed wordplay.

    *NEW* Sid On My Face Tee

    *NEW* Sid On My Face Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a white shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit. text reads “I Blow Bubbles” in a rounded, bold font on a black shirt, meant to pair with the matching “I'm Bubbles” tee for a humorous and risqué couples outfit.

    I Love To Blow Bubbles Tee

    I Love To Blow Bubbles Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • Weiner Rides 25 Cents Hat

    Weiner Rides 25 Cents Hat

    Weiner Rides 25 Cents Hat

    $29.99 USD
    $29.99 USD
  • Funny inappropriate shirt with a shocked donkey graphic and bold text saying “Men Eat What?!” Perfect adult humor tee for meme lovers, party outfits, and gag gifts. Funny inappropriate shirt with a shocked donkey graphic and bold text saying “Men Eat What?!” Perfect adult humor tee for meme lovers, party outfits, and gag gifts. Funny inappropriate shirt with a shocked donkey graphic and bold text saying “Men Eat What?!” Perfect adult humor tee for meme lovers, party outfits, and gag gifts. Funny inappropriate shirt with a shocked donkey graphic and bold text saying “Men Eat What?!” Perfect adult humor tee for meme lovers, party outfits, and gag gifts. Funny inappropriate shirt with a shocked donkey graphic and bold text saying “Men Eat What?!” Perfect adult humor tee for meme lovers, party outfits, and gag gifts. Funny inappropriate shirt with a shocked donkey graphic and bold text saying “Men Eat What?!” Perfect adult humor tee for meme lovers, party outfits, and gag gifts.

    *NEW* Men Eat What? Donkey Tee

    *NEW* Men Eat What? Donkey Tee

    From $24.99 USD
    From $24.99 USD
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    Size
  • White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background Black t-shirt with orange leaf design and text 'It's Finally Autism' on a white background White t-shirt with orange leaf design and text 'IT'S FINALLY AUTISM' on a white background

    It's Finally Autism Autumm Parody Tee

    It's Finally Autism Autumm Parody Tee

    From $24.99 USD
    From $24.99 USD
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    Size
  • “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love “I'm Not A Gorilla But I Can Beat Off 100 Men” graphic tee with bold text. Viral gym meme shirt blending alpha humor, cursed innuendo, and unhinged confidence for lifters and chaos love

    I'm Not A Gorilla But I Can Beat Off 100 Men Shirt

    I'm Not A Gorilla But I Can Beat Off 100 Men Shirt

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Dr Pegger T-Shirt featuring soda humor humor and meme-inspired design, perfect for casual wear and humor lovers.

    Dr Pegger Soda Parody Tee

    Dr Pegger Soda Parody Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor Funny party shirt that says “Don’t Let Me Do Shots Or Coke” with chaotic alcohol humor

    Don't Let Me Do Shots Or Coke Tee

    Don't Let Me Do Shots Or Coke Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size
  • Funny inappropriate trucker hat for men featuring the phrase “Good Bush Bad Bush” with a parody of George W. Bush — a crazy mesh-back hat for fans of political humor, bold hat sayings, and hilarious head-turning designs.

    Good Bush Bad Bush George W Bush Hat

    Good Bush Bad Bush George W Bush Hat

    $29.99 USD
    $29.99 USD
  • Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers. Funny Spread Cheeks Not Hate T-Shirt featuring adult humor and meme-inspired design, perfect for casual wear and humor lovers.

    *NEW* Spread Cheeks Not Hate V2 Tee

    *NEW* Spread Cheeks Not Hate V2 Tee

    From $24.99 USD
    From $24.99 USD
    Color
    Size