Yo Mama - NASA
Yo mama so fat NASA has to orbit a satellite around her
Yo Mama - Sunshine
Yo mama so ugly, when she walks outside, the sun hides behind the clouds.
Yo Mama - Gross Toilet
Yo mama so gross ...when she passes by the toilet it flushes!
Yo Mama - Heels
Yo mama so fat she left the house in high heels and when she came back she had on flip flops.
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'.