7:23 King Crimson - 21st Century Schizoid Man (Including \"Mirrors\") 3:28 [BTS - 21st Century Girls] Comeback Stage | M COUNTDOWN 161013 EP.496 4:35 Green Day - 21st Century Breakdown [Official Music Video] 2:47 Huddy - 21st Century Vampire (Official Music Video) 3:14 [BANGTAN BOMB] '21세기 소녀 (21st Century Girl)' Dance Practice (Halloween ver.) - BTS (방탄소년단) 3:07 Bad Religion - \"21st Century (Digital Boy)\" 3:19 Chloe Qisha - 21st Century Cool Girl (Official Video) 3:16 BTS (방탄소년단) - 21st Century Girl (21세기 소녀) (Color Coded Lyrics/Han/Rom/Eng)