Question: Which South Korean reality-variety show that airs on KBS2 was moved in 2013 from Wednesday nights and replaced by Star Family Show Mamma Mia?
Sentence (from "The Return of Superman (TV series)"): The original 3 episodes pilot aired as a Chuseok holiday special from September 19 till September 21 of 2013, starring Lee Hwi-jae, Choo Sung-hoon, Jang Hyun-sung, The show is narrated by actress Yoo Ho-jeong and also includes entertainer Lee Hyun-woo and his two sons.
Relevant evidence: No