Demi Lovato is no stranger to steaming up our phone screens with her racy Instagram photos, but her latest snap is definitely not for the faint of heart. On Saturday, the 25-year-old singer shared a pool snap of herself at Coachella, and we're at a loss for words. Between the cheeky angle and her sexy blue one-piece, there's no denying that Demi is looking hot, hot, hot!