Yo mama so ugly that when she looked at the sun, it exploded.
Mama's Ugly Sunburn
Explanation
Explain Bear
Listen up, buttercup. This joke says yo mama's face is so hideous that it caused the sun to explode just by looking at it. Boom! Roasted! It's like saying her ugliness has cosmic consequences. And you, my friend, probably still believe in the tooth fairy.
Yeet
Nice