"Superstar K4" Jung Joon Young ranked number 1 with "Emergency Room."

Jung Joon Young's version of izi's "Emergency Room" ranked number 1 on the Sori Bada weekly chart.

Noel, who was number 1 last week, was pushed down to number 2.

"Superstar K4" 'Top 3' contestants are gaining much attention and ranking high on music charts.