Demi Lovato Reveals Her Sexy Album Cover and Track List With Help From J Lo and Kim Kardashian

Demi Lovato is gearing up for the launch of her new album, and though we all already have her catchy single "Cool For the Summer" stuck in our heads, we didn't know much about what to expect on Demi's new record. The singer finally took to Twitter and Instagram to reveal more details about her new work, first posting a 14-second retrospective video of her work, then getting some of her famous best friends to tweet the track list of the album song by song.

Jennifer Lopez, Perez Hilton, Hailee Steinfield, Kim Kardashian, and, of course, Demi's own boyfriend, Wilmer Valderrama, were among the celebs who helped Demi announce her new tunes. The sexy cover art was the grand finale with Demi's curves and toned body on display as she posed in a feathery top and bikini bottoms. Keep scrolling to see all the Twitter action Demi's tracks got from celebrities, then check out her style evolution from Disney princess to sexy goddess and catch up with adorable pictures of her new puppy.