Audiences of various ages flocked to Musinsa Garage, the largest concert hall in Hongdae area, Seoul, on Tuesday night, to take part in the fourth day of Kyungrockjeol. Kyungrockjeol is one of South Korea’s largest annual indie rock music festivals, which started in 2005 as a birthday party for Han Kyung-rok, the bassist of the punk band Crying Nut. The festival soon became an opportunity for unknown musicians .