Plot: 1000 Song Challenge, also known as Challenge 1000 Songs, is a South Korean karaoke singing competition television series, which aired on SBS from 2000 to 2014. During the show, guests compete by singing popular songs accurately from memory. The songs are chosen randomly from a pool of 1000 songs. Wikipedia...
Plot: Duet Song Festival 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 beginning April 8, 2016. Last episode of season 1 was broadcast on April 7, 2017. Wikipedia
Plot: Hyung-don and Dae-joon's Hitmaker is a 2014 South Korean variety television series presented by South Korean producer duo Jeong Hyeong-don and Defconn. It first aired on MBC Every1 on Tuesday at 6:00 pm KST beginning July 29, 2014. Wikipedia