NFINITE and T-ARA's Jiyeon revealed their comeback stage on Mnet's "M Countdown" aired on May 22.

INFINITE performed "Last Romeo", a symphony-genre song that sings of the last romanticist who throws away everything in the name of love. Their comeback stage featured a flashy stage design and a powerful performance.

Jiyeon revealed her performance of solo debut song "Never Ever". The song expresses the determination to not give up on a lover. Jiyeon staged a sexy performance with her "bat dance".

Wheesung, Junggigo, Akdong Musician, Eddy Kim, 4Men, A-PINK, G.NA, Phantom, BTL, Berry Good, and Bay.B also staged performances on this show.