The members of K-Pop band A.C.E. slayed Cosmo's 'TikTok Challenge Challenge,' y'all. Watch more TikTok Challenge Challenge https://www.youtube.com/watch?v=jqCxDk0qQvE&list=PLrx4fxhgMUOayMpvA8bt2rnieMzvJwftb
Jun, Donghun, Wow, Kim Byeongkwan, and Chan each got assigned a viral dance that they had to learn in a mere 60 seconds. Each of them totally blew us out of the water with their moves, but who do you think did the best out of the group? Let us know!!