Yo momma’s so ugly, she practises birth control by leaving the lights on.
Yo mama's so stupid, she thought "Dunkin' Donuts" was a basketball team.
Yo mamma so ugly she scares Chuck Norris!
Vote:
Yo' Mama is so stupid, you need to put your head up her ass to get her perspective.
What's the difference between a rooster and your mom?
A rooster says cockadoodledoo, Your mom says anycockledoo.
Yo mamma’s so fat, that if you throw her out the window people will start screaming:
Look, a flying saucer!
Yo mama so stupid when she pays her bills she gives pennies to her cash.
Yo momma’s so fat, when she walked in front of the television I missed three commercials.
Yo' Mama is so nasty, her vagina's in the Axis of Evil.
Yo' Mama is so stupid, she voted for a pit bull wearing lipstick.