Funny T-shirt Grandpa Knows Everything

Funny T-shirt Grandpa Knows Everything

“Grandpa knows everything. If he doesn’t know, he makes stuff up really fast.”

Give the gift of laughter with this hilarious t-shirt! Perfect for the grandpa who always has an answer, even if he’s making it up on the spot. Whether it’s for Father’s Day, a birthday, or just because, this shirt celebrates his quick wit and endless wisdom in the funniest way. Let him wear his humor proudly and keep everyone smiling!

Delivery time = Handling Time + Transit Time

• Order Handling Time: 1-3 Days (Monday – Friday)
• Transit Time: 5-6 Days (Monday – Friday)
• Flat shipping fee is $7.99
• Free shipping on orders over $48

Learn more about our shipping and delivery policies.

If your order has a defect, such as the wrong design or color compared to the online image, you can accept a return. To start this process, please send us close-up photos of the products within 7 business days of receiving the product. Clearly state the specific issues you are experiencing (e.g. wrong design, defective product, etc.). You must contact us within these 7 days with the necessary photos to qualify for a 14-day return. Requests made after 7 days will not be accepted.

Learn more about our return and exchange policy.