Demi LovatoLatin broadspaparazziPicturesVideos Demi Lovato in Dorothy Costume at a Halloween Party By En Sabah Nur The Konqueror - October 31, 2016 0 513 FacebookTwitterLinkedinEmailTumblrTelegramMixVKDigg Demi Lovato dressed up as Dorothy from “The Wizard of Oz” for a Halloween party on Saturday, Oct. 29.