He has made numerous television appearances in South Korean comedy shows and has acted in sitcoms as well.

From 2009, he hosted a special segment, Boom Academy, with Super Junior's Leeteuk, Eunhyuk and Shindong, on SBS' Strong Heart.

He appeared on March 5, 2010 in an Armed Forces Television event where he was the MC for USO type show featuring girl group Kara.

[6] He released a music video, "Boom is Back", to celebrate his discharge and signed onto host SBS' radio show Young Street.

The Seoul Central District Court classified Boom's case as a general gambling crime, and he was fined 5 million won.