Demi Lovato is flying high and defying gravity on her birthday, with the musician celebrating the occasion with a karaoke party that featured an impressive cover of Cynthia Erivo’s signature song from ...

Demi Lovato shared a look inside her thrillifying birthday party, complete with some Wicked karaoke! The "Cool For the Summer" songstress took to TikTok to share a short video of herself hitting ...