Nick Grimshaw challenges Demi to remember lyrics from some of her earliest hits. Camp Rock anyone?
Can Demi Lovato remember her own lyrics?
Best Friends Challenge with Demi Lovato
Latin Ice Cream Man Jorge Pena Insults ANGRY Demi Lovato! | X Factor Global
Jennifer Lawrence Takes a Lie Detector Test | Vanity Fair
Vocal Coach Reaction to Selena Gomez Singing Live - No Autotune
Demi Lovato & Nick Jonas Carpool Karaoke
When Celebrities Meet Their Celeb Crush/Idol!
Demi Lovato Shows her Awesome Sense of Humor and Talent
