5urprise is an Korean idol group, that started in 2013. It's five male members are Seo Kang-joon, Gong Myung, Yoo Il, Kang Tae-oh and Lee Tae-hwan. You might know them, if you love Korean drama series because unlike other idol groups who begin their careers as singers and later expand into acting, 5urprise did the opposite. They made their acting debut in After School: Lucky or Not and Roommate. With „SHAKE IT UP" they now present their second Japan single!