Which Pop Diva Wore This Cleavage-Happy Ensemble to the Grammys? (PHOTO)

The year after she won the Grammy for Best New Artist, Xtina hit the red carpet like she owned the place.

In her time this pop diva has scored four Grammy wins and 11 nominations. Personally, we think this legendary lady deserved some Grammy nods at last night’s awards show, but sadly we don’t make these decisions.

Were you able to guess the pop star? Tell us below, and click here to play more “Guess Who?”