Hysteria – BTOB (WOW‘ dance cover (practice) Jul 15, 2015 Cover Dance, Cover Hysteria, Cover Rock, Dance, Def Leppard, Dance practice for BTOB’s WOW. Like 0 Thanks! You've already liked this « Hold me Cover Wow hits 2013- Rai Kancha and Suraksha Kanchi Rana » [BTOB] ( WOW Dance Cover by Brian & Daniel Zhou