Pottery Barn National Lampoon’s Christmas Vacation Ornament Set of 3. A boxed set of three ornaments makes comedy the centerpiece of your tree this season. They have a classic ornament look and the kitsch appeal of movie memorabilia. See all the humor dedicated to the Griswold family Christmas in our exclusive National Lampoon’s Christmas Vacation collection. DIMENSIONS (Per Pottery Barn’s website). HOUSE: 4.25″ w x 2.25″ d x 2.75 h. MOOSE CUP: 5.75″ w x 2.75″ d x 3.5 h. RV Camper: 5″ w x 1.5″ d x 2.25 h. Crafted from glass, plastic, resin, metal and Glitter. Hangs from 4 jute string. Set of 3 includes 1 Moose Mug, 1 House and 1 RV Camper in gift box set. Dust with soft, dry cloth.