The #1 on M Countdown on 2017-10-19 was “Where You At” by NU'EST W — win No. 2 for the song and career win No. 2 for NU'EST W (No. 1 on this show). It also won Show Champion, Music Bank the same week (3 crowns).
“Where You At” has 3 music show wins in total: 2017-10-18 Show Champion, 2017-10-19 M Countdown, 2017-10-20 Music Bank. NU'EST W had 2 wins in 2017 up to this date, and this was the artist's first win on M Countdown. The previous week's M Countdown #1 was “DNA” by BTS. The other shows that week went to The Show: “Some” by Bolbbalgan4; Inkigayo: “Some” by Bolbbalgan4. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2017-10-17 | The Show | Somebol4 | ★ #1 |
| 2017-10-18 | Show Champion | Where You AtNU'EST W | ★ #1 |
| 2017-10-19 | M Countdown | Where You AtNU'EST W | ★ #1 |
| 2017-10-20 | Music Bank | Where You AtNU'EST W | ★ #1 |
| 2017-10-22 | Inkigayo | Somebol4 | ★ #1 |