K-pop may be undergoing a generational shift. Many groups that led the Korean Wave’s charge are disbanding, losing members to contract termination and military service, or just generally declining. As they start to fade, more and more groups are entering the idol scene seeking success, hoping to become the next Big Bang or Girls’ Generation. Last year’s series of debuts, both from the biggest companies and from smaller ones whose groups had the talent or attention despite fewer resources, heightened the sense of a shift. Let’s catch up with the ones who’ve made a big splash in the expanding idol pool, and a few that should have but aren’t quite there yet.