User blog comment:G0LD3NF1RE/Dawnguard encounters issues with Playstation/@comment-161.38.221.191-20120906144840/@comment-173.180.201.88-20120907072856

Or nothing. You paid for Skyrim, you got Skyrim.

If you paid an all-encompassing "I get Skyrim and all DLC" then yeah, you get a refund, but that doesn't exist.