for M.NET's M!Countdown along with Super Junior members Kang-in and Shindong . However, since late 2006 , Eunhyuk replaced Kang-in's position. Due to Super Junior's concert tour schedules and preparations for the new album, Leeteuk, Shindong, and Eunhyuk decided to leave their MC seats, their last day on March 27 , 2008