Demi Lovato A Complete Timeline of Demi Lovato and Max Ehrich's Whirlwind Relationship. Couple Goals: Demi Lovato Praises Hailey Bieber And Justin Bieber … Lovato defended Braun, her manager, after Swift wrote a letter accusing him of “incessant, manipulative bullying” and said the idea of Braun owning her old music was her … Demi Lovato and Miley Cyrus are best friends and if they will record a song I think that they will make a good team. Here's some bad news for teen sensation Justin Bieber's female fans - he is secretly dating actress Demi Lovato. In Demi Lovato’s congratulatory message, she said, “Congratulations Chairman Bang and Scooter for bringing the Ithaca and HYBE family together worldwide.”. Despite the ups and downs, Bieber's manager, Scooter Braun — who also reps A-listers Demi Lovato and Ariana Grande — stuck by the Grammy winner's side. Demi Lovato got engaged to boyfriend Max Ehrich in July, after meeting just five months before. Truth About Demi Lovato And Max Ehrich's Relationship! - IWMBuzz The That ’70s Show actor met Demi when the singer was just 17 years old.