I know others have also posted this video (including Weasel Zippers, and HotAir),  and that it is going viral on youtube, but I am having trouble believing that it actually happened.  This exchange evidently did transpire on March 25, 2010.  Watch until the 1:25 mark.

Congressman Hank Johnson (Democrat) Is Concerned That The Island Of Guam Is Becoming So “Overly Populated That It Would Tip-Over And Capsize”