Yo mama so stupid, she got hit by a parked car.
Yo momma's so fat, when she uses the keyboard she presses every key at once!
Your momma is so stupid she put airbags on her computer in case it crashed.
Yo mamma so stupid she put two M&M's in her ear and said she was listening to Eminem.
Yo momma's so fat, even Dora can't explore her.