Question: Who directed this 2001 South Korean romantic comedy film starring Jun Ji-hyun and the actor from "Hello Ghost" (2010)?
Sentence (from "My Sassy Girl"): My Sassy Girl (Korean: 엽기적인 그녀 ; literally, "That Bizarre Girl") is a 2001 South Korean romantic comedy film directed by Kwak Jae-yong, starring Jun Ji-hyun and Cha Tae-hyun.
Relevant evidence: Yes