Happy Birthday, br Demi Lovato!.br Demetria Devonne Lovato br turns 29 years old today.br Here are five things you may not have known about the singer.br 1. They started her br acting career on br "Barney and Friends.".br 2. Lovato was the br Mini Miss Texas 2000-2001.br 3. In 2021, Lovato came out as non-binary and uses theythem pronouns. .br 4. The singer-songwriter has co-writing br credits on all of their albums.br 5. Lovato can not only sing, br but they can also play the br guitar, piano and drums.