Yo' Mama is so fat, she tried to fit into a pair of 'BVD's and by the time she got it on, it spelled 'BOULEVARD'.
Yo' Mama is so ugly, she went to the beauty parlor and it took her three hours just to get an estimate.
Yo' Mama is so old, she went to a museum and they tried to claim her as an exhibit.
Yo' Mama is so fat, she jumped in the air and got stuck.
Yo' Mama is so old, when God said 'let there be light', she was there to flick the switch.
Yo' Mama is so dumb, she threw a rock at the ground and missed, tripped over the wire of a cordless phone, and got hit by a parked car.