Song Seung-heon
Jeong became known for her cheerful and positive image, and in 2004 she headlined her first film, the romantic comedy "He Was Cool" opposite Song Seung-heon, based on the internet novel by Guiyeoni. She then returned to television, starring with Yoon Kye-sang in "My 19 Year Old Sister-in-Law". Her last project would be "That Summer's Typhoon" with Han Ye-seul, which didn't do well in the ratings in 2005.