Yo mama's so overweight she kills thousands just by sitting down.
Yo moma so fat that when I tried to have sex with her I burned my ass off the lightbulb.
Yo mama is so fat that she has to buy three airline tickets for her flight.
Yo mama so fat that she is called America.
Yo mama so fat that her knuckles have sideburns.
Yo' mama so fat, when she was a baby, she took a bath with a rubber albatross.
Yo mama's so fat, she's got more chins than a Hong Kong phonebook.
Yo' Mama is so fat, people use her butt cheeks for a ski slope.
Yo momma so fat people jog around her for exercise!
"Yo momma so fat when she rides in a hot air balloon, it looks like she's wearing tights!"