Yo' Mama is so fat, she has to use a telephone pole as a tampon.
Yo mamma is so fat, when she went on a cruise, a walrus jumped aboard and started singing 'we are family'.
Yo mamma so fat she sat on a rainbow and skittles popped out.
Yo mama so fat if she falls it's defcon zero.
"Yo momma so fat when she rides in a hot air balloon, it looks like she's wearing tights!"
Yo mama so heavy that when she went in the elevator as soon as one foot goes in falls strait to the bottom.
Yo momma so fat, she bounced over Wal-Mart, rolled over KMart, and landed on target.
Yo mamma so fat and scary, Godzilla watches "yo mamma" movies!
Yo mama's so fat, she's got more chins than a Hong Kong phonebook.
Yo' Mama is so fat, when she walked past the TV, I missed a two-hour special of "Lost."