"Gentleman" and "Psy" were two of the most searched for keywords on South Korea's biggest online portal, Naver, on Thursday, as Psy posted a snippet of his new dance.

CNN: Psy hopes for another viral smash hit with Gangnam sequel

So when I say, 'I'm Psy, ' people say, Psy?

CNN: Psy: One-hit wonder or K-pop breakthrough?

As CNN's Madison Park writes, Psy's song -- about the wannabe style of the affluent neighborhood of Gangnam in Seoul -- has been sliced and diced with theories about what it means about wealth and class in Korea, and questions about whether Psy embodies the stereotypes about Asian masculinity.

CNN: Psy: One-hit wonder or K-pop breakthrough?