London, Aug 19 (PTI) Demi Lovato reveals she loves indulging in cigars on special days. The 24-year-old singer says she only smokes them when she is a celebratory mood or when she is in Las Vegas, reported FemaleFirst. “I love cigars. I only smoke them when I’m in Vegas or on a special occasion. It’s all I have left – that and Red Bull. “One night in Vegas, I got a sugar-free Red Bull and a cigar and those are my vices. I’m set,” Lovato says on “Elvis Duran and The Z100 Morning Show”. Earlier, the “Sorry Not Sorry” hitmaker had moved into a sober living facility after leaving rehab. These days Lovato is secure in her own company and occupies her time watching TV and knitting. PTI