Demi Lovato is encouraging her fans to step up and take action! The 27-year-old singer has teamed up with Propeller to auction off a collection of items from her closet, including pieces she's worn on tour, along with some of her personal photography and other one-of-a-kind items.To enter, Lovatics can earn points by visiting propeller.la/demi, where they'll be asked to do things like "Pledge to Vote with Demi," «Sign a Petition to Ensure Every American Can Vote During Coronavirus Pandemic» or