This Autographed Framed Display has been Personally Signed by Chevy Chase & Christie Brinkley of National Lampoon's Vacation. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. This item has been professionally framed to overall dimensions of approximately 16.5 x 29.5 inches.