This Christmas Vacation sweatshirt features a photo of Clark W. Griswold wearing a Santa Claus hat. The sweatshirt reads You Serious, Clark?

In Christmas Vacation, Clark Griswold got Cousin Eddie's kids excited by telling them he heard on the news that an airline pilot spotted Santa's sleigh on its way in from New York City. Eddie responded by asking, "You serious, Clark?"

Everyone will immediately know you are a fan of the hilarious 1989 classic starring Chevy Chase when you wear this Photo You Serious Clark Christmas Vacation Sweatshirt!