John Legend Performed at White House Dinner

John Legend and his fiancee, Chrissy Teigen, attended a special dinner at the White House last night (March 14).  The event was hosted by President and Mrs. Obama in honor of their guests, British Prime Minister David Cameron and his wife Samantha.  The Obamas are big fans of John Legend, who performed for the guests along with the English folk-rock band Mumford & Sons, a favorite of the Camerons.  Other big names on the guest list included actor George Clooney, movie mogul Harvey Weinstein and billionaire Warren Buffett.