Yo' Mama is so old, she dreams in black and white.
Yo mamma so fat she sat on a quarter and a booger shot out of George Washington's nose.
Yo mamma is so fat when she went to the movie theater people said "Look at king Kong in 3D."
Q: What's the difference between a lawyer and a prostitute?
A: Clothes.
Yo mamma so fat she walked into the upside down and it immediately turn right side up-
Yo' Mama is so fat, she gets her nails done at the auto shop.
Yo' Mama is so fat, every time you smack her butt, you can ride the waves.
Yo moma so fat she jumped off the Grand Canon and got stuck.
Yo momma is so old, they use strands of her hair to carbon date dinosaur fossils.
Your mom is so stupid she thought Nickelback was a refund.