Sibling rivalry just got a hilarious upgrade with the My Mom Didn't Raise A Dummy, And If She Did It Was My Sister t-shirt from Roadkill T-Shirts. This brutally funny design is perfect for anyone with a sarcastic streak and a sibling they love to roast. Ideal for anyone in the family who enjoys poking fun during holidays, reunions, or just everyday life, this shirt brings out the humor in those classic family dynamics. Whether you’re the “favorite child” or just pretending to be, this cool t-shirt is a must-have for those who like their humor with a side of sass.

But this tee isn’t just funny—it’s made to last. The My Mom Didn't Raise A Dummy, And If She Did It Was My Sister shirt is crafted from high-quality, 100% durable cotton and printed using long-lasting ink that holds up wash after wash. The comfort is unbeatable, and the bold design stays sharp, no matter how many times you wear it to family dinners or awkward sibling hangouts. Even better? It’s proudly made in America, so you get top-tier quality while supporting U.S. craftsmanship.

Since 2004, Roadkilltshirts.com has been the go-to spot for people who take their humor seriously. Alongside the My Mom Didn't Raise A Dummy, And If She Did It Was My Sister tee, explore other top-notch funny t-shirts in categories like Family, Mothers Day, Condescending, College, Puns, Adulting, and Relationships. Whether you're shopping for yourself or looking for a brutally honest gift, Roadkill T-Shirts delivers the laughs. Not sure what to pick? Send a digital gift certificate by email—perfect for birthdays, holidays, or just because sarcasm never goes out of style.