Actor Jo In-Seong made a special appearance on the KBS 2TV show "Happy Together" in celebration of its 500th episode.
Jo In-Seong answered his phone and appeared on the set as quickly as he could.
In the recent tvN show "List Of Names", Jo In-Seong, Song Joong-ki and Lee Gwang-soo came in second for their friendship.
Jo In-Seong met Song Joong-ki in a movie and Lee Gwang-soo through an ad.
The three have been on vacation to Bangkok, Thailand which was prepared by Jo In-Seong to celebrate Song Joong-ki's completion of the army.