It looks like Facebook is making a comeback in the K-pop world, as more and more stars are opening an official Facebook account! SM Entertainment recently created an official Facebook page for�f(x), so that the members could interact with their fans regularly. To celebrate the official unveiling, the girls uploaded a photo (see top) exclusively through Facebook to signal their intent, leaving the message, "Did you have a good weekend?". Be sure to check out their Facebook page here! Source: f(x)'s Facebook Tip: Kay