The #1 on Music Bank on 2013-08-30 was “Bar Bar Bar” by Crayon Pop — win No. 1 for the song and career win No. 1 for Crayon Pop (No. 1 on this show).
“Bar Bar Bar” has 1 music show wins in total: 2013-08-30 Music Bank. Crayon Pop had 1 wins in 2013 up to this date, and this was the artist's first win on Music Bank. The previous week's Music Bank #1 was “Growl” by Exo. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.