Yo' Mama's hair is so full of dandruff, when she shook her head, the principal called a snow day.
Yo' Mama is so dumb, she got fired from a blow job.
Yo' Mama is so stupid, she invented a ventilated condom.
Yo' Mama is so nasty, she can sit on a lollipop and guess its flavor.
Yo' Mama is so fat, I had to dip her in flour to find her wet patch.
I could have been your daddy, but the line was too long.
Yo' Mama is so fat, when she rubs her legs together, I smell bacon.
Yo' Mama is so fat, she has to make a long distance call to talk to herself.
Yo Momma is so fat, she can sit on a t3 cable and make the internet traffic slow right down to 1 bit per day.
"Yo momma so fat they have to grease the bath tub to get her out!"