...who was female antagonist to Jennifer Gray. She was the one who got pregnant from the waiter dude who wanted to be a doctor at the Summer Camp. She and Patrick Swayze were dance partners/instructors the the camp.
For DOUBLE bonus points...she was the dancer in the "Saturday Night Fever" sequel..."Stayin' Alive"...who was the nice girl who wound up with John Travolta. She was also a dancer in "Flashdance" at the bar.