National Lampoon's Christmas Vacation Mens' Clark Sleep Pajama Pants Size:X-Large and his iconic SD dog

and his iconic SD dog tag

and a carnival

costume or play

For all things

and Puss in Boots on the long-sleeve top

National Lampoon's Christmas Vacation Mens' Clark Sleep Pajama Pants Size:X-Large and his iconic SD dog"The National Lampoon's Vacation" is a series of films that follow the hilarious Griswold family! "The Christmas Vacation" was no different! There are so many classic scenes and items from the film like the glass Moose Mug, Clark bringing home a Christmas tree that just happens to have a voracious Squirrel in it, and so much more! These pajama pants feature Clark Griswold holding poorly wrapped Christmas presents while wearing a Santa hat. Above him