New Companion

A gorgeous, nude woman walked into the bar.
Fitz, Turlough, and Adric nearly gave way to heart attacks as the sensual, valuptuous blonde sat herself at the bar. She ordered a beer. Adric poured it with jittery hands.
"And just who the hell are you?" Tegan demanded.
"I'm the Doctor's new companion," she answered cheerfully. "I'm Bambisa, from the Planet of Nudist Pleasure Bunnies."
"Which Doctor?" Sam asked.
"Tenth, I think."
Tegan, as well as most of the other female companions, shot razor-edged glances around the room at the Doctors. The embarrassed Doctors all started fidgeting uneasily in their seats...