The lead vocalist of rock band Drug Restaurant is also a member of the cast of a South Korean variety show that airs on what network?
2 Days &amp; 1 Night:  The show's current cast members are Kim Jong-min, Cha Tae-hyun, Kim Joon-ho, Defconn, Yoon Shi-yoon, and Jung Joon-young. Jung Joon-young:  Since 2015, Jung is the lead vocalist of rock band Drug Restaurant, previously known as JJY Band, releasing their first album "Escape to Hangover" in May 2015
i don't know