PSY Profile: PSY Facts PSY (싸이) (short for Psycho) debuted in January 2001 under Cream Record. In 2010, Psy joined YG Entertainment. He officially left YG Entertainment on May 15, 2018. In 2019, he founded his own company, P NATION. Stage Name: PSY (싸이) Birth Name: Park Jae Sang (박재상) Birthday: December 31, 1977 Zodiac … Continue reading PSY Profile and Facts