People MagazineDemi Lovato Wishes Joe Jonas a 'Happy #420' in Throwback Photo with Miley ...People MagazineDemi Lovato poked fun at her friend Joe Jonas in a cheeky Instagram post on 4/20, widely known as an unofficial holiday celebrating marijuana. The "Heart Attack" singer Photoshopped an image of Jonas smoking a giant cartoon cigarette into a throwback ...Demi Lovato honors her 'former escapades' sharing pic of joint in InstagramFox News LatinoDemi Lovato celebrates 420 with silly Instagram pic of her, Joe Jonas, Miley CyrusChron.com (blog)Demi Lovato celebrates 4/20 with Instagram joke about smoking weed with Joe ...New York Daily NewsThe Inquisitr -Hollywood Lifeall 44 news articles »