Hello Sunbaenim is a variety show where a star revisiting their old school and just meeting with students from the same school.
And in this episode (Ep. 18) the star is SJ Shindong. It was aired on 20.08.2009.
There are 5 parts, and still no sub. But please enjoy...
Watch the rest under the cut!
Thanks to randomRinnie@YT for uploading this ep.