'Infinity Challenge Music�Festival' songs have been sweeping the charts since their release so it should come as no surprise that one of the songs has managed to earn a perfect all kill on Instiz!

All 8 songs�ranked�within the top 10 for all 9 of Korea's charts. But in the end, it was�Primary�and�Park Myung Soo's�"I Got C" (featuring Dynamic Duo's Gaeko) that seems to have won the general public over. The song achieved a certified all-kill earlier by sweeping all the charts, and by also placing #1 on the weekly iChart on Instiz, "I Got C" has now achieved a perfect all-kill ("PAK") as well!

SEE ALSO: All 8 songs from 'Infinity Challenge' sweep across the top 8 places on Korea's music charts

If you haven't heard the song, check out their live performance from the festival below, and other performances from the show here.

Tip: Rollercoat