Popsugar Celebrity Demi Lovato Demi Lovato Celebrates Six Months of Sobriety January 2019 Demi Lovato Has the "Best Day Ever" as She Celebrates 6 Months of Sobriety 26 January 2019 by Brea Cubit View On One Page Photo 1 of 2 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Previous Next Start Slideshow Demi Lovato