Tiffany Dawn Thornton ( born February 14 , 1986 ) 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 !
Tiffany Dawn Thornton ( born February 14 , 1986 in College Station , Texas , U.S. ) is an American actress , comedian and singer , best known for her co-starring role as Tawni Hart on the Disney Channel Original Series , Sonny with a Chance .