

President Barack Obama and First Lady Michelle Obama pose with Mexican President Felipe Calderon and his wife, Margarita Zavala, at the Grand Staircase before the start of the State Dinner at the White house in Washington on May 19. Charles Dharapak/AP
Guests gather for the entertainment segment of the State Dinner in honor of Mexican President Felipe Calderón inside a party tent on the South Lawn of the White House on May 19. Jonathan Ernst/Reuters
President Barack Obama gestures as he hosts Mexican President Felipe Calderón and his wife, Margarita Zavala, on the South Lawn of the White House during the entertainment portion of the State Dinner on May 19. Charles Dharapak/AP
President Barack Obama and First Lady Michelle Obama walk out to welcome President Calderón and First Lady Margarita Zavala on the North Portico of the White House on May 19. Pablo Martinez Monsivais/AP
President Barack Obama greets guests and offers a toast at a state dinner at the White House in Washington on May 19. Jonathan Ernst/Reuters
A place setting is laid for the state dinner hosted by President Barack Obama and first lady Michelle Obama for the President of Mexico Felipe Calderón and his wife Margarita Zavala at the White House on May 19. Joshua Roberts/Reuters
Butterflies hang from the ceiling of the party and entertainment tent on the South Lawn of the White House on May 19. Joshua Roberts/Reuters
Rodrigo y Gabriela perform during the entertainment portion of the State Dinner at the White House in Washington, on May 19. Charles Dharapak/AP
President Barack Obama and Mexican President Felipe Calderon walk past a portrait of President Harry Truman at the State Dinner on May 19. Charles Dharapak/AP
First Lady Michelle Obama adjusts President Barack Obama's suit as they wait for the arrival of Mexican President Felipe Calderón and his wife Margarita Zavala at the North Portico of the White House in Washington on May 19 for a State Dinner in Calderón's honor. Pablo Martinez Monsivais/AP