YG Entertainment has just released the debut teaser for 2NE1's "Lonely" on the official 2NE1 YouTube channel! Not all that much is going on in the debut teaser for 2NE1's upcoming release, "Lonely". However, if the recent past is any indication, there's a good chance that there will be plenty more teasers to come, and everything will begin to slowly unfold for fans. Check out the first teaser below!