The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is a National Lampoon’s Vacation 16×20 Photo that was personally autographed by Chevy Chase (Clark), Beverly D’Angelo (Ellen), Anthony Michael Hall (Rusty) & Dana Baron (Audrey #1). Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.