Yo mama so stupid, she got hit by a parked car.
Yo momma's so fat, she wakes up in sections.
Your momma is so stupid she put airbags on her computer in case it crashed.
Yo momma's so fat, when she uses the keyboard she presses every key at once!
Yo mamma so stupid she put two M&M's in her ear and said she was listening to Eminem.