1. Yo mama is so old, moses signed her yearbook. 2. Yo mama is so nasty, when she walked in the room the rats jumped on the table and started yelling 3. Yo mama is so stupid, she tried to M&M's in ABC order. 4. Yo mama is so fat, everytime she turned around, her butt is in another state. 5. Yo mama's forehead is so big, it doubles as an airport runway. 6. Yo mama is so ugly, that when she looked in the mirror, it saved her the trouble and broke itself.