Fans of national lampoon's christmas vacation will love this officially licensed griswold family ugly christmas sweater. featuring clark w. griswold's face smiling menacingly on the front juxtaposed with a hilarious pattern of snowflakes, wally moose eggnog mug, rvs, an electrified. cat, and a burnt-up xmas tree, this ugly sweater is unforgettable when it comes to laughs. xmas vacation is so funny because of how it hits the nail on the head in more ways than one when it comes to what each of us experiences during the holiday season, so if you're looking for a fun ugly holiday sweater that not only pays homage to the movie but also showcases your state-of-mind, this one might punch your ticket.