The #1 on M Countdown on 2013-12-12 was “One Way Love” by Hyolyn — win No. 2 for the song and career win No. 2 for Hyolyn (No. 1 on this show). It also won Music Bank the same week (2 crowns).
“One Way Love” has 3 music show wins in total: 2013-12-07 Show! Music Core, 2013-12-12 M Countdown, 2013-12-13 Music Bank. Hyolyn had 2 wins in 2013 up to this date, and this was the artist's first win on M Countdown. The previous week's M Countdown #1 was “Missing You” by 2NE1. The other shows that week went to Show! Music Core: “Miracles in December” by Exo; Inkigayo: “Miracles in December” by Exo. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2013-12-12 | M Countdown | One Way LoveHyolyn | ★ #1 |
| 2013-12-13 | Music Bank | One Way LoveHyolyn | ★ #1 |
| 2013-12-14 | Show! Music Core | Miracles in DecemberExo | ★ #1 |
| 2013-12-15 | Inkigayo | Miracles in DecemberExo | ★ #1 |