Demi Lovato: Redlight Traffic App Launch!

Demi Lovato is the lady in black while attending the Redlight Traffic App Launch at the Dignity Gala held at The Beverly Hilton Hotel on Friday (October 18) in Beverly Hills, Calif.

“Go purple now for #SpiritDay 10/17. Stand against bullying. Show LGBT youth we’ve got their backs,” the 21-year-old actress tweeted the day before.

PHOTOS: Check out the latest pics of Demi Lovato

Earlier in the week, Demi let her blue hair down while promoting her latest album Demi in Brazil.

FYI: Redlight Traffic App is an app for smartphones that features crowdsourcing to enable individuals and communities to help identify and locate victims and traffickers.