Yo Momma is so short...
That they discovered the 7 Dwarfs in your ancestry!
Your mama is so wrinkled...
She started using Downy's Magic Wrinkle Release as a body cream.
Yo Momma so dumb...
That she climbed over a glass wall to see what was on the other side.
Yo Momma is so big...
When she steps on a digital scale it says: To be continued.