Demi Lovato attended KIIS FM?s Jingle Ball on Friday in a beautiful gold and glittery pantsuit. Many fashion experts have compare her look to the Cher, another famous singer, songwriter. The Jingle Ball wasn?t the only big event that occurred this week for Lovato. She also released her music video for her new song, ?Tell Me You Love Me.? Fans love her music video for it, because she performs across Jesse Williams, an actor from ?Grey?s Anatomy.?