Yo' mama so stupid, she told me to meet her on the corner of "walk" and "don't walk."
Yo momma's so old her first job was as Cain and Abel' babysitter.
Yo mamas so ugly when Bob the builder saw her he said "Oh cannot fix that."
Yo mama so stupid... she died of starvation in a grocery store.
Yo mama so fat when she fell on my iPod it became an iPad.
Vote:
Yo Momma's a bowling ball.
She is round and heavy, men stick three fingers into her and push her in the gutter.
Then she comes rolling back for more.
Yo mama is so stupid that she thinks Tiger Woods is a forest in India.
Yo' Mama is so fat, NASA used her to plug a black hole.
Yo Mama's so stupid I asked her to buy me a pare of sneakers and she came back with 2 candy bars.
Yo mama's so fat that when she goes walking on the beach in heals she strikes oil.