This is a Richard 'Cheech' Marin and Tommy Chong duo signed 'Cheech and Chong Hey Watch This' dvd cover (with disc). Cheech and Chong autographed the dvd cover in black sharpie. This dvd cover has been examined and authenticated by Beckett Authentication Services (BAS), and has been deemed authentic. The Beckett Certificate number is S38702. This authentication can be verified by visiting www.Beckett-Authentication.com and utilizing the authentication number S38702 in the designated area. All signatures have been obtained by Southwestconnection-Memorabilia, directly from the athlete or celebrity. Thank you for shopping with us. 1