[Photo/China Daily]

Diva Faye Wong may be the singer of the theme song for So Young, the directorial debut of actress Zhao Wei, who is Wong's close friend.

Wong will definitely lend a hand, Zhao tells a press conference about the film, to be released on April 26. Composer Zhang Yadong will write the song. So Young marks the first time Zhao directs a film, and is also the graduation thesis of her master's degree in Beijing Film Academy's directing department.

Zhao does not act in the film, but casts as leads two newcomers in the industry, Yang Zishan and Jiang Shuying.