MBC's 'Show! Music Core' is back for another week of the latest songs and performances by your favorite idols, and the September 21st show is airing a 'K-POP Festival' special for the Chuseok holiday!

Watch the live stream above and discuss. If you miss the performance you were waiting for, make sure to catch up with allkpop's wrap-up later tonight!

SEE ALSO: Performances from September 14th 'Show! Music Core'!