AUUUU I LOVE DINO and also lee chaeyeon was my FIRST ever ult (iz*one) i really really really really hope i get to see a dino + lee chaeyeon WAIT challenge
Not sure if you are asking for Cheer up or Like OOH-AH. For Cheer Up I think some of the members danced along with him. For Like OOH-AH all of them did it.