The Circuit City I went to didn't have any on display (Van Nuys, Ca), I had to go to customer service and ask them over there so they could bring one from the backroom.
this guy sells cases + covers for ps3
http://stores.ebay.com/video-game-boxes-cases-instructions_Video-Game-Boxes_PlayStation-3_W0QQcolZ4QQdirZ1QQfsubZ12710015QQftidZ2QQtZkm
It's around $5 or $6 after shipping
this thread made me go out and get some tommy's. i can't believe there are a lot of people here in california that don't even know what it is. in n out ain't got shit on tommy's