A spokesperson for popular MBC variety program 'Radio Star' stated that SISTAR's Hyorin, Tei, 'Birth of a Great Star 3' winner Han Dong Geun, and alternative rock band Guckkasten's lead singer Ha Hyun Woo will be guesting on an upcoming episode of the show. 

The rep informed Sport Today on June 6, "Guckkasten's member Ha Hyun Woo, SISTAR's Hyorin, Tei, and Han Dong Geun will appear on 'Radio Star.'" 

The recording for this episode will take place this coming June 15. 

Needless to say, anticipation for this episode is high thanks to such a stellar line up. Be sure to check back for more details on this episode!