Two Differnt New Disney Dvds Wont Work In My Dvd Player?

I am Darkwing Duck for Christmas when I went to see it in my DVD player wouldnt work. I assumed there was something wrong with the disc. What I bought today The Muppet Movie (also on DVD from Disney) and wouldnt work in my DVD player. My DVD player is fairly new and DVDs are regular in any IDEADE in wtf is up?

• What kind of dvd player would play out of region dvds?
• What type of dvd player would work best for a tv that is already a widescreen?
• How do you hook up a dvd player to a dvd recorder to record dvds?
• Latest Disney DVD Player Auctions
• Latest Disney DVD Player Auctions
• Disney Princess 3.5″ Portable Personal DVD Player
• Coby DVD298 1080p Upconversion DVD Player with HDMI and DivX Playback, Black
• Sylvania SDVD8727 Dual 7-Inch Widescreen Portable DVD Player