Ruben Studdard performs ‘Love’ song

Feb. 14, 2014 at 11:57 AM ET

Video: Ruben Studdard’s vocals led him to stardom on “American Idol” in 2003 and as a contestant on “The Biggest Loser,” he lost more than 100 pounds. He serenades Studio 1A with the classic song “Love, Look What You’ve Done To Me.”