It seems with each passing day on the calendar, we're confronted with a new national holiday. Secretary's Day. Dress Up Your Pet Day. National Blond Brownie Day. And today is no different: It's Look-Alike Day, that day when we celebrate the people who look like twins, but are not even remotely related. So pour a drink, sit back, and come along as we take a visual tour of some of our favorite famous look-alikes.