System Of A Down frontman Serj Tankian has posted a new video teaser online.The video features the vocalist in a studio cut together with curious footage of puppies.However, among the imagery is a section of audio featuring Serj on vocals.Tweeting from his profile Twitter.com/officialserj the frontman wrote: "New music? Nahhhhh...Okay, maybe."What do you reckon to the clip? Could this be a taster of what is to come from Serj's follow-up to 2010's Imperfect Harmonies? Let us know your thoughts in the comments section below!