The two play the role of Tsukasa�Domyouji�in the upcoming musical version of 'Boys Over Flowers', and they had a photoshoot with 'Singles'. The photoshoot was a tattoo pictorial - and while Changsub showed off his own (he has three), it looks like Ken got some drawn on for the pictorial.

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Check out the sexy preview below! The full photoshoot will be in the March issue of 'Singles'.