Your momma is so old when her breast milk comes out it's powder.
Yo Momma's teeth are so yellow, that when she smiles, people slow down!
Yo mamma so stupid she tried to put M&M's in alphabetical order.
Yo mama so ugly she made Justin Bieber say, "Never."
Yo momma's so fat, that when God said, "Let there be light," He told her to move her fat ass out of the way first!