'Show! Music Core' is back with the latest songs and performances by your favorite idols! This week, INFINITE's Sunggyu, Cheetah, Cosmic Girls, and SF9 will be performing their comeback stages!

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: 'Music Bank' to hold massive show in Madrid