KBS 2 TV entertainment program "Happy Sunday - Superman Returns" actor Jang Hyun Sung's son Jang Joon Woo met his competition. On the most recent episode of the KBS 2 TV entertainment program "Happy Sunday - Superman Returns," which aired on June 29, 2014, actor Jang Hyun Sung's son Jang Joon Woo met with actor Jung Eun Pyo's son Jung Ji Woong. Jang Hyun Sung and Jang Joon Suh had a party to celebrate Jang Joon Woo's birthday. When his friends gathered, Joon Woo and his good friend Ji Woong competed to get the attention of Suh Jung. In related news, the popular KBS 2 TV entertainment program "Happy Sunday - Superman Returns" is a TV show where celebrity fathers take care of their children. It features Epik High Tablo's daughter Haru, MMA fighter Choo Sung Hoon's daughter Choo Sarang, and comedian Lee Hwi Jae's twin sons Lee Suh Joon and Lee Suh Jin.