Psy vows topless show if ‘Gangnam-style’ reaches No. 1

A chubby South Korean singer who has taken the pop world by storm, topping Apple’s iTunes downloads and getting 270 million Youtube views, has vowed to perform his ‘Gangnam Style’ hit topless if it reaches number one. The rapper who does the foot-stomping ‘horse dance’ and goes by the name Psy, returned on Tuesday to the upmarket Seoul suburb that he put on the world music map.