"Grandpa Knows Everything (Or Makes It Up!)" Funny Custom T-Shirt for Grandpa, Dad, Papa & More – Perfect Father’s Day Gift

🛍️Because Grandpa doesn’t just know everything… he makes it up really fast if he doesn’t! 😄

This funny and heartwarming T-shirt is the perfect gift for the grand guy in your life — whether he goes by Grandpa, Papa, Pops, Gramps, Pawpaw or Dad. Designed for laughs and made for comfort, it’s a guaranteed hit for Father’s Day, birthdays, or just because.

Customize the nickname to match what your family calls him — and choose from three cool, classic colors: Ash Grey, White, or Light Blue.

👑 Personalization Available!

👆 Be sure to click the green Personalize button to choose which title you'd like!

✔ Choose your nickname: Grandpa, Papa, Dad, Gramps, Pawpaw, Pops
✔ Available in Ash, White, and Light Blue

💯 Product Details:

• Material: 5.3 oz, 100% cotton
• (Ash: 99/1 cotton/poly, Light Blue: 100% cotton)
• Fit: Classic heavyweight unisex T-shirt
• Comfort: Taped neck and shoulders, tearaway label
• Eco-Friendly: Made with sustainably & fairly grown USA cotton
• Print Method: DIGISOFT® for vibrant, long-lasting prints

     Proudly designed, printed and shipped - USA!

🎁 Perfect for:

• Father’s Day
• Grandparents Day
• Birthdays
• New Grandpas
• Just for laughs!

Let Grandpa (or Papa, or Pops) wear his wisdom with pride — or at least fake it in style. 😎