Actor So Ji Sub's hip hop debut has been creating quite the buzz amongst his fans, as they viewed the MV teaser for his digital single, "Pick Up Line"! So Ji Sub is normally associated with the image of a 'composed gentleman', so to hear him rap and have fun warmed up his 'cool' appeal. The actor helped write and compose the song, and his close friends, Jung Jun Ha and Kim Byung Man, joined in to add a comedic effect to the teaser. Check it out below! "Pick Up Line" will be released online starting February 17th, along with the full music video. Source: SPN via Nate