This Autographed Auto Graded Gem Mint 10! Card has been Personally Signed by Chevy Chase of Three Amigos!. This item is 100% Authentic, it comes slabbed and authenticated by Beckett Authentication Services. This is a stock item. We conducted an autograph signing with Chevy Chase and we have several of these available. The one you will receive will be of equal quality to the one pictured. This item can be verified through