In 2009, Lady Gaga sang about being caught in a bad romance, and people the world over were, almost instantly, able to sing along.
원문출처 : http://www.cnn.com/2016/11/03/health/song-stuck-in-head-earworm-study/index.html
원문출처 : http://www.cnn.com/2016/11/03/health/song-stuck-in-head-earworm-study/index.html