The #1 on M Countdown on 2021-10-28 was “Rock With You” by Seventeen — win No. 1 for the song and career win No. 36 for Seventeen (No. 9 on this show). It also won Music Bank the same week (2 crowns).
“Rock With You” has 3 music show wins in total: 2021-10-28 M Countdown, 2021-10-29 Music Bank, 2021-11-03 Show Champion. Seventeen had 4 wins in 2021 up to this date, and this was win No. 9 on M Countdown. The previous week's M Countdown #1 was “Loco” by Itzy. The other shows that week went to The Show: “Savage” by Aespa; Show! Music Core: “Strawberry Moon” by IU; Inkigayo: “Strawberry Moon” by IU. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2021-10-26 | The Show | SavageAespa | ★ #1 |
| 2021-10-28 | M Countdown | Rock With YouSeventeen | ★ #1 |
| 2021-10-29 | Music Bank | Rock With YouSeventeen | ★ #1 |
| 2021-10-30 | Show! Music Core | Strawberry MoonIU | ★ #1 |
| 2021-10-31 | Inkigayo | Strawberry MoonIU | ★ #1 |