The #1 on M Countdown on 2019-05-16 was “The Fifth Season (SSFWL)” by Oh My Girl — win No. 3 for the song and career win No. 6 for Oh My Girl (No. 1 on this show). It also won The Show, Show Champion the same week (3 crowns).
“The Fifth Season (SSFWL)” has 3 music show wins in total: 2019-05-14 The Show, 2019-05-15 Show Champion, 2019-05-16 M Countdown. Oh My Girl had 3 wins in 2019 up to this date, and this was the artist's first win on M Countdown. The previous week's M Countdown #1 was “Bet Bet” by NU'EST. The other shows that week went to Music Bank: “Boy with Luv” by BTS. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2019-05-14 | The Show | The Fifth Season (SSFWL)Oh My Girl | ★ #1 |
| 2019-05-15 | Show Champion | The Fifth Season (SSFWL)Oh My Girl | ★ #1 |
| 2019-05-16 | M Countdown | The Fifth Season (SSFWL)Oh My Girl | ★ #1 |
| 2019-05-17 | Music Bank | Boy with LuvBTS | ★ #1 |