Demi Lovato: VH1 Divas 2012

Demi Lovato hits the red carpet at 2012 VH1 Divas held at The Shrine Auditorium in Los Angeles on Sunday night (December 16).

The 20-year-old musician, wearing TopShop, is expected to perform at the annual event honoring the late Whitney Houston and Donna Summer.

PHOTOS: Check out the latest pics of Demi Lovato

Celebrating dance music, the event is hosted by Adam Lambert and airs live TONIGHT @ 9PM ET/PT on VH1. Be sure to tune in!

15+ pics inside of Demi Lovato…