Girl groups, retro and refreshing vibes rule Koreans' summer playlists

Girl groups, retro and refreshing vibes are among South Korea's top summer music keywords, according to data released Tuesday by Melon. Melon, the music streaming app operated by South Korean mobile giant Kakao, analyzed summer music trends, playlists and listening habits from June to August, covering data from its launch in December 2004 through August of this year. Among all summer-tagged playlists on Melon, K-pop girl group Twice's mega-hit "Dance The Night Away" appeared in more playlists th