Yo mama is so fat that the National Weather Service names each one of her farts.
Yo mama is so fat that when she wears a yellow raincoat, people yell "taxi!"
Yo mama is so fat and dumb that the only reason she opened her email was because she heard it contained spam.
Yo mama is so fat she threw on a sheet for Halloween and went as Antarctica.
Yo mama is so fat that she looked up cheat codes for Wii Fit
Yo mama is so fat that the only exercise she gets is when she chases the ice cream truck.
Yo mama is so fat that she sat on a dollar and squeezed a booger out George Washington's nose.