On July 29 episode of 'Knowing Brothers', Kim Jong Kook and Kang Ho Dong battled it to see who would win in a name tag challenge.





The name tag game/challenge has gotten much popularity over the years through the show 'Running Man'. Many wondered for years as to what would happen if these two heavy hitters battled it out - they tried it out on 'Knowing Brothers' this week.





Check out the clip to see what happened on the show!





[SEEALSO]http://www.allkpop.com/article/2017/07/kim-jong-kook-says-he-almost-quit-running-man-because-of-kang-ho-dong[/SEEALSO]