Taylor Lautner and Selena Gomez Breakup

Selena Gomez isn't staying quiet about her brief romance with Twilight's Taylor Lautner.

The 16 year-old self-professed virgin until marriage says that her and Taylor were just so busy.

"He's one of my good friends," Selena Gomez -- who showed off a new, shorter bobat the 20th Annual A Time for Heroes Celebrity Carnival to benefit the Elizabeth Glaser Pediatric AIDS Foundation. "I'm single," she went on. "Definitely single."

The pair -- who had been spotted getting cozy in Vancouver -- called it quits because "they are just really busy."