The fountain in front of the White House flows with green water, Tuesday, March 17, 2009, in honor of St. Patrick's Day in Washington. (AP Photo/Ron Edmonds)The fountain on the North side of the White House is dyed green for St. Patrick's Day on March 17, 2009 in Washington. US President Barack Obabma is scheduled to meet with the Taoiseach of Ireland Brian Cowen. AFP PHOTO/KarenBLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)