You're Beautiful (Hangul: 미남이시네요; literally: He's a handsome man; early broadcast generally known as: He's Beautiful) is a South Korean drama about a fictional boy band A.N.Jell and the relationship between its members when a female, posing as her twin brother, joins the group. The series aired from October 7 to November 26, 2009 on the Korean network SBS. It starred Park Shin-hye, Jang Keun-suk, Lee Hong Ki of FT Island and Jung Yong Hwa of CN Blue.

The series has been posted on SBS's YouTube channel. A Japanese remake of this drama was released in Japan in July 2011 as Ikemen desu ne (美男ですね), and included a cameo appearance by Jang in Episode 8 as his Japanese counterpart, Gunsoku.

Go Mi Nyu is a sister-in-training. Her twin brother, Go Mi Nam successfully auditions for the musical band A.N.JELL but is forced to leave for the United States to correct a botched plastic surgery. Mi Nyu is approached by Mi Nam's manager to pose as Mi Nam while he recovers. She is against it at first but agrees in order to fulfill her dream of finding their mother. Now, posing as Mi Nam, Mi Nyu enters the group A.N.JELL and meets its members: Hwang Tae Kyung, Kang Shin Woo and Jeremy. At first, Tae Kyung does not like Mi Nam and makes her life hard, Shin Woo and Jeremy are friendly to her. Tae Kyung discovers that Mi Nam is a girl and threatens to reveal it, Shin Woo discovers it but does not reveal it and develops feelings for her, the story follows their lives away from the camera and Mi Nam's efforts to keep her secret, her life is made harder by Tae Kyung's initial hatred for her and the evil actress Yoo He Yi, who likes Tae Kyung. After some time, Jeremy finds himself struggling with with developing feelings for Mi Nam...