The #1 on M Countdown on 2021-09-16 was “Stereotype” by STAYC — win No. 3 for the song and career win No. 3 for STAYC (No. 1 on this show). It also won The Show, Show Champion the same week (3 crowns).
“Stereotype” has 3 music show wins in total: 2021-09-14 The Show, 2021-09-15 Show Champion, 2021-09-16 M Countdown. STAYC had 3 wins in 2021 up to this date, and this was the artist's first win on M Countdown. The previous week's M Countdown #1 was “Thunderous” by Stray Kids. The other shows that week went to Music Bank: “Lalisa” by Lisa; Inkigayo: “Traffic Light” by Lee Mu-jin. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2021-09-14 | The Show | StereotypeSTAYC | ★ #1 |
| 2021-09-15 | Show Champion | StereotypeSTAYC | ★ #1 |
| 2021-09-16 | M Countdown | StereotypeSTAYC | ★ #1 |
| 2021-09-17 | Music Bank | LalisaLisa | ★ #1 |
| 2021-09-19 | Inkigayo | Traffic LightLee Mu-jin | ★ #1 |