Demi Lovato on Her Love for Stella Mc Cartney, Her Relationship with Wilmer Valderrama

Singer Demi Lovato hit the red carpet at designer Stella McCartney s 2016 PreFall Collection show at Amoeba Music in Hollywood, catching up with Extra s Renee Bargh. Demi chatted about why she loves wearing Stella McCartney, and about celebrating 6 years of friendship with her boyfriend Wilmer Valderrama. Demi also talked about the 1. 5 billion Powerball lottery.