Question: Splendid Politics, is a 2015 South Korean television series, stars included in the film is which  South Korean actor and singer, who is a member of which group ?
Sentence (from "Splendid Politics"): It aired on MBC from April 13 to September 29, 2015 on Mondays and Tuesdays at 22:00 for 50 episodes.
Relevant evidence: Yes