Yo momma is so stupid when an intruder broke into her house, she ran downstairs, dialed 9-1-1 on the microwave, and couldn't find the "CALL" button.
Yo momma's so fat, that when she fell, no one was laughing but the ground was cracking up.
Yo momma is so fat when she sat on WalMart, she lowered the prices.
Yo momma's so stupid, she put two quarters in her ears and thought she was listening to 50 Cent.
Yo momma is so fat her bellybutton gets home 15 minutes before she does.