Yo momma so fat, she fell into a black hole and it clogged!
You are so old, if you to acted your age, you'd die.
"Madam, your son just called me an ugly swine!" The mother apologizes shamefacedly, "I'm so sorry, I must have told him like a thousand times it is wrong to judge people just from how they look..."
Yo' Mama is so ugly, her imaginary friend played with other kids.
Your mama so ugly, when she went to a stripping club, they paid her to keep her clothes on.
Yo mama is so fat every time she sits down they add another country to the map.
Yo momma so fat when she steps on a scale it says TO BE CONTINUED...
Yo mama so fat Mount Everest tried to climb her.
Yo' Mama is so poor, she chases the garbage truck with a grocery list.
Yo mama so ugly people dress up as her for Halloween!