How many episodes did the series in which Kim Sang-bum had the role of So Yi-jung air for?
Kim Bum:  He is best known for his role as So Yi-jung in "Boys Over Flowers". Boys Over Flowers (TV series):  It aired on KBS2 from January 5 to March 31, 2009 on Mondays and Tuesdays at 22:00 for 25 episodes.
25