Barack Obama Buys Brews at State Fair -- 'FOUR MORE BEERS!'

Barack Obama threw down for 12 beers at the Iowa State Fair yesterday -- like a boss -- and the crowd loved every second of it ... shouting "FOUR MORE BEERS!"The video's hilarious -- Obama even tells the crowd, "Hey everybody who's over 21, you…

LeAnn Rimes Leeann Tweeden Leelee Sobieski Leighton Meester