Yo mama so fat she doesn't even fit inside the Tardis!
Yo mama so fat the TARDIS landed on her cause it thought she was a planet!!
Yo mama so old she remembers when The Doctor was an Undergrad.
Yo mama so ugly Captain Jack Harkness won’t even hit on her.
Yo mama so ugly she makes The Face of Boe look beautiful.
Yo mama's so easy she is called the tardis because she has had so many doctors in her.
Yo mama's so fat it doesn't matter that the Tardis is bigger on the inside. She can't get through the door.
Yo mama's so fat she's bigger than both the outside AND the inside of the Tardis!
Yo mama's so fat that after Captain Jack got done making love to her, he rolled over twice, and was still on her.
Yo mama's so fat that when she got upgraded by the cybermen, they turned her into an ice cream truck.
Yo mama's so fat the cyberman DOWNgraded her.
Yo mama's so fat the Pirate Planet tried to take her over.
Yo mama's so ugly even when she blinks the weeping angels won't uncover their faces. BOOSH!
Yo mama's so ugly that Dalek's don't actually say 'Exterminate' when they see her, because they figure somebody else already got there!
Yo mama's so ugly that when Captain Jack Harkness saw her, he actually died.