This Autographed 8x10 Photo with the inscription of "Clark" has been Personally Signed by Chevy Chase of National Lampoon's Vacation. This item is 100% Authentic to include a hologram by Beckett Authentication Services. This item will come with an affixed Beckett Authentication Services (BAS) authentication sticker, which includes a scannable QR code to verify authenticity. Please note that Beckett no longer provides serial-numbered COA cards, and the attached BAS sticker will serve as the complete authentication for this item. The authenticity can be verified on Beckett Authentication Services website. There is some inscription removal as well. Please refer to picture for photo's condition prior to purchase.