National Lampoon's Christmas Vacation Clark Bobble Head Funko National Lampoon Bobble Heads Chevy Chase's Clark Griswold from National Lampoon's Christmas Vacation as a bobble head! Stands 7-inches tall. Just touch Clark's Santa hat and watch his head bobble! Chevy Chase's Clark Griswold from National Lampoon's Christmas Vacation has been given the Wacky Wobbler treatment with this National Lampoon's Christmas Vacation Clark Bobble Head! The idiot father who means well but just doesn't know any better looks great in bobble head form with his Santa hat and a squirrel by his side. Just touch Clark's Santa hat and watch his head bobble! Ages 5 and up.