Yo' Mama is so stupid, she's as useless as a screen door on a submarine.
Yo' Mama is so stupid, she gave your kids a "Yo' Grandmama Is So Stupid" joke book.
You mama's so skinny... she can hang glide with a dorito!
Yo mama so stupid that when I was drowning I yelled out to her that I needed a life saver and she said "Cherry or grape?"
Yo Mama's so loose it's like throwing a hotdog down a hallway.
Yo Mamma so fat I took a picture of her last month, and it's still printing.
Yo mama is so skinny that she eats a nut and thoughts that she’s pregnant...
Your momma so stupid, when I told her it was chilly outside she ran out with a spoon!
Your momma's so fat the only time she sees "90210" is when she's on a scale.
Your mom is so stupid she tried to wake up a sleeping bag.