The #1 on M Countdown on 2014-05-15 was “Overdose” by Exo-K — win No. 2 for the song and career win No. 2 for Exo-K (No. 1 on this show). It also won Show Champion, Show! Music Core, Inkigayo the same week (4 crowns).
“Overdose” has 4 music show wins in total: 2014-05-14 Show Champion, 2014-05-15 M Countdown, 2014-05-17 Show! Music Core, 2014-05-18 Inkigayo. Exo-K had 2 wins in 2014 up to this date, and this was the artist's first win on M Countdown. The previous week's M Countdown #1 was “Mr. Chu” by Apink. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2014-05-14 | Show Champion | OverdoseExo-K | ★ #1 |
| 2014-05-15 | M Countdown | OverdoseExo-K | ★ #1 |
| 2014-05-17 | Show! Music Core | OverdoseExo-K | ★ #1 |
| 2014-05-18 | Inkigayo | OverdoseExo-K | ★ #1 |