2NE1 releases 4th teaser for "I Am the Best"

2NE1 released the fourth teaser for their upcoming song "I Am the Best", which now features Park Bom.  40 seconds of the song are now released; the newest addition added the phrase "Oh my God" = xD. 2NE1 has teased the jelly out of us already.  Luckily there is only 1 more day to go!

WATCH TEASER UNDER THE CUT