Britney spears was spotted over the weekend vacationing in Puerto Vallarta where she “accidentally” flashed her thong.

Though she’s been sweating off her baby-weight by dancing in the studio, and though she’s been looking HOTT and thin when she’s seen in public, these unedited photos show that not EVERYTHING on Brit’s body is toned yet.

Britney Spears, Britney, Spears, britney-spears, vacation, cellulite, Puerto Vallarta, exercise, celebrity, celebrities, 2007