 She made her television debut in the romantic comedy "Princess Hours" (2006) and the historical "Jumong" (2006).Song then received wider recognition for her roles in the film "A Frozen Flower" (2008), "New World" (2013), and the TV series "Emergency Couple" (2014).Besides acting, Song is one of the regular cast members of the South Korean variety show "Running Man" since 2010, which brought her international recognition.