This Autographed 1996 SW Return Of The Jedi Widevision #15 Auto Grade Gem Mint 10! Card with the inscription of "Bib & Max Rebo" has been Personally Signed by Simon J. Williamson & Michael Carter of Star Wars. This item is 100% Authentic, it comes slabbed and authenticated by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.