On February 23, 2007, he debuted as part of Super Junior sub-group, Super Junior-T, performing trot single "Rokuko!!!". and made his film debut in "Attack on the Pin-Up Boys". He co-hosted SBS's weekly live music show as a substitute for Andy of Shinhwa, going on to become a permanent host with Ku Hye-sun (April 23, 2006 – February 18, 2007), Jang Keun-suk (February25 - October 7, 2007) and Song Ji-hyo (November 11, 2007 – May 4, 2008).