Savage, sarcastic, and brutally funny. The “OMG, I Have Finally Discovered What’s Wrong With My Sister’s Brain” t-shirt delivers classic insult humor with a clever twist. Perfect for those who thrive on sibling sarcasm and aren’t afraid to say what everyone’s thinking (out loud).
Made for people with sharp wit and a fearless sense of humor, this tee pairs everyday comfort with unapologetic attitude—because family love sometimes comes with a whole lot of roasting.
• Soft, breathable fabric for all-day comfort
• Relaxed, unisex fit with a bold, casual vibe
• High-quality print designed to last
• Ideal for casual wear, sibling humor, or gifting to someone who can take a joke
| Size guide |
S |
M |
L |
XL |
2XL |
3XL |
| Length (inches) |
28 |
29 |
30 |
31 |
32 |
33 |
| Width (inches) |
18 |
20 |
22 |
24 |
26 |
28 |
| Chest (inches) |
34–37 |
38–41 |
42–45 |
46–49 |
50–53 |
54–57 |
