Template:DFriendsTiffany Dawn Thornton is an American actress and singer best known for her co-starring role as Tawni Hart on the Disney Channel Original Series, Sonny with a Chance and So Random.
Relation with Demi
Demi and Tiffany were both co-stars on the show Sonny With a Chance. At Tiffany's wedding, Demi served as one of the bridemaids at the wedding and caught the bouquet.