yo momma so ugly she turned medusa to stone yo momma so ugly dracula turned to ash when he saw her yo momma so stupid she invented a solar-powered flashlight (only works with a constant stream of sunlight rays) yo momma so fat that jabba the hut said DANG!!!
Yo mama so fat they had to change "one size fits all" to "one size fits most" Yo mama so fat she's considered a planet. Yo mama so poor she waves a Popsicle around and calls it air conditioning. Yo mama so ugly she entered an ugly contest and they said sorry no professionals. (I know that last one wasn't the best)
Yo mama so fat it took nationwide a week to get on her side. Yo mama so stupid she thought skinny dipping was dipping skinny chips in dip. Okay, number 2 wasn't that good.