Yo' Mama is so fat, she tried to eat her chicken pox.
Yo Mama is like a refrigerator. Meat goes in and out all day.
Yo' Mama is so fat, when she walked past the TV, I missed a two-hour special of "Lost."
Yo' Mama is so poor, her tv only has two channels: on and not working.
"Yo momma so stupid she steals free bread!"
Yo momma so stupid she bought a solar-powered flashlight!
Yo' Mama is so stupid, she's as useless as a screen door on a submarine.
Yo' Mama is so stupid, when she was pulled over for drunk driving and asked to walk a line, she said, "Which one?"
Yo momma’s so fat, she sells shade in the summer.
Yo momma’s so ugly, she got arrested for mooning when she looked out of a window.