Yo' Mama is so fat, when she went to KFC, she ordered the bucket of chicken on the roof.
Yo' Mama is so poor, when she goes to the park, the pigeons throw her bread.
Yo' Mama is so poor, she considers the give-a-penny/take-a-penny cups part of her own "Save Yo' Mama" foundation.
Yo' Mama is so ugly, she has to sneak up to water fountains to get a drink.
Yo' Mama is so fat, she has to make a long distance call to talk to herself.
Q: What's the difference between 3 d*cks and a joke? A: Your mom can't take a joke.
Yo mamas teeth are so yellow she helped Dorothy get to the emerald city.
Yo momma so fat, she fell into a black hole and it clogged!
Yo Mama so old... She sat in front of Jesus in 1st grade.
Yo' Mama is so stupid, she took a ladder to a Giants game.