First Lady Michelle O. Continues Her Dazzling Blue Streak at Great Britain State Dinner

From Marchesa Resort 2012

President Barack Obama and first lady Michelle Obama (wearing Marchesa) pose with British Prime Minister David Cameron and his wife Samantha after arriving at the White House for a State Dinner held in their honor March 14, 2012. 

 President Barack Obama kisses Samantha Cameron on the cheek. 

 President Barack Obama and first lady Michelle Obama posed with British Prime Minister David Cameron and his wife Samantha after arriving at the White House for a State Dinner held in their honor March 14, 2012. [photos via AP Photos, Getty Images]