Song Ji-Hyo
Cheon Soo-yeon, better known by the stage name Song Ji-hyo (Korean: 송지효), is a South Korean actress and model. Song is one of the regular cast members of the South Korean variety show Running Man since 2010, which brought her international recognition. She was a cover model for Kiki Magazine before she made her acting debut in the feature film Wishing Stairs (2003), the third installment in the Whispering Corridors film series. She made her television debut in the romantic comedy Princess Hours (2006) and the historical Jumong (2006).