South Korean pop sensation Psy attempts to teach the Observer's Jay Rayner to dance Gangnam Style. Gangnam Style is the 18th K-pop single by the South Korean musician Psy. The song was .. and strike a final pose. After a brief reprise of the dance duel, Psy says, "Oppan Gangnam style", and the video finishes with a cartoon graphic. Join Capital as we take a step-by-step guide to help you perfect the dance craze which everyone in the world is talking about.