The #1 on Show! Music Core on 2015-07-04 was “Heart Attack” by AOA — win No. 2 for the song and career win No. 4 for AOA (No. 1 on this show). It also won Show Champion the same week (2 crowns).
“Heart Attack” has 3 music show wins in total: 2015-07-01 Show Champion, 2015-07-04 Show! Music Core, 2015-07-07 The Show. AOA had 2 wins in 2015 up to this date, and this was the artist's first win on Show! Music Core. The previous week's Show! Music Core #1 was “Love Me Right” by Exo. The other shows that week went to The Show: “Ah-Ah” by Teen Top; M Countdown: “Shake It” by Sistar; Music Bank: “Shake It” by Sistar; Inkigayo: “Shake It” by Sistar. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2015-06-30 | The Show | Ah-AhTeen Top | ★ #1 |
| 2015-07-01 | Show Champion | Heart AttackAOA | ★ #1 |
| 2015-07-02 | M Countdown | Shake ItSistar | ★ #1 |
| 2015-07-03 | Music Bank | Shake ItSistar | ★ #1 |
| 2015-07-04 | Show! Music Core | Heart AttackAOA | ★ #1 |
| 2015-07-05 | Inkigayo | Shake ItSistar | ★ #1 |