Yo mama is so fat, the recursive function computing her mass causes a stack overflow.
Yo mama's so black if she sat in a jacuzy the water turned into coffee.
Yo mamma so ugly even Bob the Builder said, "We cant fix it."
Yo momma’s so stupid, she thinks Johnny Cash is a pay toilet.
Yo momma so old... Jurassic Park brought back the memories...
Yo mama is so stupid, I said it was going to be chili out and she grabbed a bowl and a spoon.
Yo mama is so ugly the mirror did not make an reflection.
Yo' Mama is so poor, she does a drive-by from the bus.
Yo mama is so fat, the army used her pants for a parachute.
Yo mama so fat when god said let there be light she was told to move out of the way.
Yo momma so slutty when she got a new mini skirt, everyone commented on her nice belt.