The #1 on M Countdown on 2017-02-23 was “Spring Day” by BTS — win No. 2 for the song and career win No. 18 for BTS (No. 4 on this show). It also won Show Champion, Music Bank, Inkigayo the same week (4 crowns).
“Spring Day” has 4 music show wins in total: 2017-02-22 Show Champion, 2017-02-23 M Countdown, 2017-02-24 Music Bank, 2017-02-26 Inkigayo. BTS had 2 wins in 2017 up to this date, and this was win No. 4 on M Countdown. The previous week's M Countdown #1 was “Rookie” by Red Velvet. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2017-02-22 | Show Champion | Spring DayBTS | ★ #1 |
| 2017-02-23 | M Countdown | Spring DayBTS | ★ #1 |
| 2017-02-24 | Music Bank | Spring DayBTS | ★ #1 |
| 2017-02-26 | Inkigayo | Spring DayBTS | ★ #1 |