Yo mama so fat if she falls it's defcon zero.
Yo mamas teeth are so yellow she helped Dorothy get to the emerald city.
Yo mama so fat when she went swimming, The Japanese harpooned her and took her back to Japan to sell her blubber.
Yo moma is so fat, and so nasty, when she sat down on the toilet, grown men fall out of her screaming "We're free! We're free!"
Yo mama's so stupid she studied for blood test and failed.
Yo momma so fat, she bounced over Wal-Mart, rolled over KMart, and landed on target.
Yo mama's so skinny, she used a needle for a baseball bat.
Do you know why your mother is called Egypt? Because every time she shits she leaves a pyramid...
Yo' Mama is so poor, when she farts, her holey underwear whistles.
Yo' Mama is so stupid, she climbed a glass wall to see what was on the other side.