This Autographed 8x10 Photo with the inscription of "Ty" has been Personally Signed by Chevy Chase of Caddyshack. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. This is a BAS Witnessed Protection Program item which means a Beckett Authentication Service representative was present when this item was being signed.The authenticity can be verified on Beckett Authentication Services website. Press Pass Collectibles only offers Authentic Autographs by Chevy Chase through Signings, In-Person Signings or Private Collections to include a 100% money back Lifetime Authenticity Guarantee.