Share Read on Mobile Enter Reading Mode Kangnam and Shinhwa's Junjin to hang out with Seo Un & Seo Jun on 'Superman is Back'! Posted on 2017-09-09 19:40:12 by ifrit On August 31,KBS2confirmed to media outlets thatKangnamandShinhwa'sJunjinwill be hanging out withSeo Un&Seo Jun! Comment