IU�had fans doing a double take as they checked their eyes to make sure that this was their 'nation's little sister' IU they were seeing in the latest video teaser!

Through this latest teaser for another song, "Everybody Has Secrets", off her upcoming album, IU partners up with former labelmate Ga-In to participate in a mature pictorial.�

With her bold makeup and tousled hair, IU further hints at the new image she'll be taking on with her return that will be accompanied by music from the genres of�jazz, bossa nova, swing, and Latin pop.

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Her album 'Modern Times' is scheduled for release next month on the 7th!