Old Partner (Korean: 워낭 소리; RR: Wonang Sori; lit. "Cowbell Sound") is a 2008 South Korean documentary film directed by Lee Chung-ryoul. Set in the small rural town of Hanul-ri in Sangun-myeon, Bonghwa County, North Gyeongsang Province, the film focuses on the relationship between a 40-year-old cow and an old farmer in his 80s.