Do Re Mi Fa So La Si Do (2008 Film)
Do Re Mi Fa So La Si Do (Korean: 도레미파솔라시도) is a 2008 South Korean romantic melodrama film directed by Kang Keon-Hyang. The screenplay is based on the popular internet novel written by Gwiyeoni. The film was released in South Korea on April 3, 2008, and has a runtime of 105 minutes.

Plot
The story follows high school student Yoon Jung-Won, who works part-time at an amusement park wearing a dragon costume. Her life takes an unexpected turn after a series of encounters with Shin Eun-Kyu, a popular student who leads a band named "Doremifasoladido." After a confrontation at the park, Jung-Won discovers that Eun-Kyu has moved in next door to her family home.
Eun-Kyu discovers Jung-Won attempting to sneak out and leverages this knowledge to force her to walk him to his band's practice studio for a week. During these sessions, Jung-Won encounters Kang Hee-Won, the band's bassist and a childhood friend from whom she has been estranged for years. The narrative explores the complex emotional history between the three characters as past grievances resurface.

Cast
The film features the following primary cast members:
- Jang Keun-Suk as Shin Eun-Kyu
- Cha Ye-Ryun as Yoon Jung-Won
- Jung Eui-Chul as Kang Hee-Won

Supporting cast members include Lim Ju-Hwan as Yoon Jae-Kwang, Kim Hye-Ok as Jung-Won's mother, Lee Keun-Hee as Jung-Won's father, Lee Hyo-Chun as Eun-Kyu's mother, Han Tae-Yun as Shin So-Yeon, Han Soo-Yeon as Dong-Hee, Lee Eun as Yeon-Ah, Park Min-Ji as Shin Na-Ri, Moon Won-Ju as Dduk-Pal, and Heo Sun-Haeng as the store manager.
