Yo momma’s so ugly, the last time she heard a whistle she got hit by a train.
Yo mamas so nasty, she went to the hair salon, took off her shirt, and said "I wanna impress a boy, so braid it."
Yo mama so fat when you have sex with her you have to slap her stomach and ride the wave in.
Your momma so fat... She put on her lipstick with a paint-roller.
Yo momma is so fat, that the last time she farted, a director came up with the movie "Twister".
Yo' Mama is so fat, when the cops see her on a street corner, they yell, "Hey you guys, break it up!"
Yo mama so nasty that when she goes to the universal studios children follow her shouting "Shrek! Shrek!"
Yo mama so stupid, the password needed 8 characters, so she put Snow white and the 7 dwarves.
Yo mama is so short you can see her feet on her passport picture.
Yo Mama so old... She was once a waitress at the last supper.
Yo mama so ugly that she died of fright when she looked in the mirror.