IU and Lee Hyun Woo�showed off their close friendship in sketch-cuts for their spring advertisement for�apparel brand 'UNIONBAY'!

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The brand's new faces, IU and Lee Hyun Woo, shared during their interview on set, "We joke around and felt comfortable with each other as if we were friends that meet up every day, so we had fun during this photoshoot. With our teamwork being great, if the opportunity presents itself, we would like to work with each other in a good production."

IU and Lee Hyun Woo previously worked together as 'Inkigayo' MCs and for IU's "You&I"�MV.