Immortal Songs 2: Singing the Legend

Episode 135 - The Rivals (2) (1x135)

Air date: Jan 11, 2014

Cast: Ailee, ALi, Bada, Baek Jiyoung, Hyolyn (Sistar), JK Kim Dong Wook, Jo Janghyuk, Jung Dongha (Boohwal), Kim Bada, Moon Myungjin, Rose Motel, V.O.S