Demi Lovato Cries Onstage as She Celebrates Sobriety Lovato teared up onstage Friday at the Brooklyn stop of her 'Tell Me You Love
Me Tour.' Mar. 15 marked her six-year anniversary of sobriety, which she shared with fans on Instagram. Demi Lovato Demi Lovato DJ Khaled, DJ Khaled Kehlani was also there to celebrate the milestone. Lovato's documentary sheds light on her past drug use and family history of alcoholism.