What American idol runner-up stars on Smash?
Katharine McPhee Katharine Hope McPhee (born March 25, 1984) is an American actress, singer and songwriter. She gained fame in May 2006 as the runner-up on the fifth season of "American Idol."
Sam Kim Sam Kim (; born February 19, 1998) is a Korean-American singer-songwriter and guitarist. He is signed under Antenna Music, having finished as the runner-up of the talent show "K-pop Star 3". He made his official debut on April 10, 2016, on "K-pop Star 5".