YO MAMA!
GO
Examples:
Yo mama so short, when she smokes weed, she can't get high!
Yo mama so ugly, hello kitty said goodbye!
Yo mama so fat, she got arrested for having 10 pounds of buttCRACK!
Yo mama so stupid, she tried to climb MTN DEW!
Yo mama so stupid, she called an appointment with Dr. PEPPER!
Yo mama so fat, when she made a PS3 account, she crashed everyone!
F*CK! I WAS GONNA PLAY HALO!