SHINHWA pose with "Bad Girl" Lee Hyori at the backstage of Music Bank

SHINHWA's company updated its official Facebook on 24th May with the message,"With Hyori senior together, Ahahaha, please support "Bad Girls"

SHINHWA and Hyori are seen exchanging their albums in the photos above, SHINHWA's member show the "Bad Girls" poses and have some great time with Hyori.

Fans commented,"They are the senior idols","Lee Hyori and SHINHWA hwaiting" and etc.