Drug Restaurant (드럭 레스토랑), previously known as Jung Joon Young Band, is a South Korean rock band under C9 Entertainment. The band consists of Jung Joon Young, Dammit, Seokwon and Drok. Q. The band released their debut album on May 27, 2015. They changed their name to Drug Restaurant in 2016, because they wanted to go with a name that focuses on the band as a whole.