Literary Devices in Yo’ Mama Jokes Yo’ mama’s teeth are so yellow that traffic slows down when she smiles. Yo’ mama’s so old that she babysat Jesus. Yo’ mama’s so stupid that she sold her car for gas money. Yo’ mama’s so stupid that she bought a video camera to record cable TV shows at home. Yo’ mama’s so old that her birth certificate says "expired." Yo’ mama’s car is so old that it coughs even when it’s not on. Yo’ mama’s hair is so dirty that it cries to be washed! Yo’ mama’s house is so old, it’s like it was built during Roman times. Yo’ mama’s as stupid as a concrete slab. Yo’ mama's so stupid; she spent twenty minutes looking at an orange juice box because it said "concentrate."