Christina Grimmie Talks ‘The Voice’ Challenges & Gushes Over Demi Lovato!

Christina Grimmie Talks ‘The Voice’ Challenges & Gushes Over Demi Lovato! Subscribe to Hollywire | Send Chelsea a Tweet! | Follow Hollywire! | I caught up with Christina Grimmie at Mixology 101, where she chatted about her new single ‘Must Be Love’. She also discussed what it was like to be on ‘The Voice’ and the invaluable mentorship that she received from Maroon 5 front man Adam Levine.