The boys of MBLAQ recently released another comeback teaser for their upcoming second single album titled Y. Well, along with the teaser, the boys also unveiled their jacket photos for their comeback! The boys look chic and stylish, and we even see a photo of the members with a motorcycle. There's a bunch of them, so check out the hot photos below! [gallery] Tracklist:

4 Ya' Stereo Y One Better Day What U Want Last Luv Y(Inst.) One Better Day (Inst.)

Stay tuned to allkpop as MBLAQ's album will be released on the 18th. Furthermore, they will have their first comeback stage on the 20th through M! Countdown.