Yo Mama - Goldfish
Yo mama so ugly even Goldfish crackers don't smile back.
Yo Mama - Zoo
Yo mama so ugly when she took you to the zoo, the owner thanked you for bringing her back!
Yo Mama - Roadkill
Yo mama so ugly, when she looks at roadkill, it runs away.
Yo Mama - All My Children
Yo mama so ugly, I went to her house, saw her TV was covered with cockroaches, asked her what she was watching, and she said 'All My Children'.
Yo Mama - Disturbing The Peace
Yo mama so ugly she stuck her head out the window and was arrested for disturbing the peace!