I purchased the Complete Gunsmoke 20 TV Series (153 discs) from tvdvdmania.com & the discs will not work in any DVD player regardless of age. After several e-mails I received one response saying they would resolve my issue ASAP & they requested information about the type of DVD players I am using. After I responded with the information I get no response. I am out $166.00 & have 153 cheaply copied discs that are worthless!!! These people need to be blocked from selling these Chinese pirated copies in the USA!!! read full review »