The #1 on M Countdown on 2017-04-27 was “Palette” by IU — win No. 1 for the song and career win No. 14 for IU (No. 2 on this show). It also won Show! Music Core, Inkigayo the same week (3 crowns).
“Palette” has 6 music show wins in total: 2017-04-27 M Countdown, 2017-04-29 Show! Music Core, 2017-04-30 Inkigayo, 2017-05-05 Music Bank, 2017-05-17 Show Champion, 2017-05-19 Music Bank. IU had 3 wins in 2017 up to this date, and this was win No. 2 on M Countdown. The previous week's M Countdown #1 was “Really Really” by Winner. The other shows that week went to The Show: “Night Rather Than Day” by EXID; Show Champion: “Night Rather Than Day” by EXID; Music Bank: “Hwi Hwi” by Laboum. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2017-04-25 | The Show | Night Rather Than DayEXID | ★ #1 |
| 2017-04-26 | Show Champion | Night Rather Than DayEXID | ★ #1 |
| 2017-04-27 | M Countdown | PaletteIU | ★ #1 |
| 2017-04-28 | Music Bank | Hwi HwiLaboum | ★ #1 |
| 2017-04-29 | Show! Music Core | PaletteIU | ★ #1 |
| 2017-04-30 | Inkigayo | PaletteIU | ★ #1 |