f(x)'s Luna and Super Junior's Eunhyuk are attracting a lot of attention because of a "couple" photo.

On July 25th, Luna posted to her me2day:�"SM ART�Exhibition shoot day! Pink look with Eunhyuk Oppa. You're probably busy with promotional activities these days, but don't forget to take care of your health! Eunhyuk oppa and the rest of Super Junior, fighting! Sulli's drama shooting today, fighting!"

Luna and Eunhyuk's matching pink outfits definitely caught the attention of fans.

They commented "I won't be against it if they go out," "Was Luna always this pretty," and "They really look good together."

SM Entertainment will be holding the S.M.Art Exhibition at Seoul Coex Hall from August 10th to the 19th.

Source: Luna's me2day