Lee Hyori has gone from "Miss Korea" to one of the "Bad Girls" through her MV teaser before her album release!

The diva impressed with her sultry track "Miss Korea", and now she's taking on a completely different approach with the dance track "Bad Girls".

Check it out below while we await her album 'Monochrome' slated for release on the 21st, followed by her�comeback show on the 22nd!