The song is also notable for being one of two songs ( the other being " Red Flavor " ) performed by Red Velvet at the " Spring is Coming " concert in Pyongyang at the East Pyongyang Grand Theatre to an audience that included Kim Jong-un . The concert was seen as an act of cultural diplomacy and intended as part of a wider diplomatic initiative between South Korea and North Korea . Their appearance at the concert made them only the fifth idol group to ever perform in North Korea and the first artist from SM Entertainment in fifteen years since Shinhwa
Spring is Coming
Spring is Coming
Bad Boy (Red Velvet song)