Yo mama so fat a school bus drove by and she said " Hey catch that Giant Twinkie!"
Yo mama so old, when David killed Goliath she ran and called the cops
Yo mama so skinny she swallowed a marble and looked 6 months pregnant.
Yo mama so small she can hand glide on a Doritos.
Yo mama so poor I saw her one day running after a trash truck with a grocery list.