Duet Song Festival (Korean: 듀엣가요제) is a 2016 South Korean television program hosted by Sung Si-kyung and Yoo Se-yoon. It began to air on MBC on Fridays at 21:30 (KST) beginning April 8, 2016. Last episode of season 1 was broadcast on April 7, 2017. On November 18, 2016 (episode 29), Baek Ji-young announced to leave the show as host due to her pregnancy.