Actors Kevin Spacey (L) and J.R. Martinez arrive on the red carpet for the annual White House Correspondents' Association Dinner at the Washington Hilton in Washington April 28, 2012. [Photo/Agencies]

Actor Paul Rudd arrives on the red carpet for the annual White House Correspondents' Association Dinner at the Washington Hilton in Washington, April 28, 2012. [Photo/Agencies]