Ben Lovett and Marcus Mumford of Mumford & Sons perform at The White House State Dinner held by President Barack Obama for British Prime Minister David Cameron on March 14, 2012.
These are official White House photos, and the caption below the second photo was:
President Barack Obama, along with Samantha Cameron, Prime Minister David Cameron of the United Kingdom, First Lady Michelle Obama, and George Clooney listen to Mumford & Sons perform during the State Dinner in a tent on the South Lawn of the White House, March 14, 2012. (Official White House Photo by Pete Souza)
Congratulations on your audience, boys.