Note that most likely the new copies in-store are going to be guts so if that angers you then this isn't for you. Most of these aren't available online but should be available for in-store pickup.
Tactics Ogre
http://www.gamestop.com/psp/games/tactics-ogre-let-us-cling-together/78582
The 3rd Birthday (should come w/PSN code to download Ada's outfit for Lightning in Dissidia 2)
http://www.gamestop.com/psp/games/the-3rd-birthday/84564
Lord of Arcana
http://www.gamestop.com/psp/games/lord-of-arcana/78403
Knights in the Nightmare (should come w/PSN code for Yggdra Union)
http://www.gamestop.com/psp/games/knights-in-the-nightmare/84158
Half Minute Hero (DLC code appears to be $10 also, disc may have to be looked up manually in-store)
http://www.gamestop.com/psp/games/half-minute-hero-dlc/75585
What Did I Do to Deserve This My Lord 2
http://www.gamestop.com/psp/games/what-did-i-do-to-deserve-this-my-lord-2/77248
Jikandia: The Timeless Land
http://www.gamestop.com/psp/games/jikandia-the-timeless-land/89616
Final Fantasy 1 (online only price)
http://www.gamestop.com/psp/games/final-fantasy-i/65675
Tactics Ogre
http://www.gamestop.com/psp/games/tactics-ogre-let-us-cling-together/78582
The 3rd Birthday (should come w/PSN code to download Ada's outfit for Lightning in Dissidia 2)
http://www.gamestop.com/psp/games/the-3rd-birthday/84564
Lord of Arcana
http://www.gamestop.com/psp/games/lord-of-arcana/78403
Knights in the Nightmare (should come w/PSN code for Yggdra Union)
http://www.gamestop.com/psp/games/knights-in-the-nightmare/84158
Half Minute Hero (DLC code appears to be $10 also, disc may have to be looked up manually in-store)
http://www.gamestop.com/psp/games/half-minute-hero-dlc/75585
What Did I Do to Deserve This My Lord 2
http://www.gamestop.com/psp/games/what-did-i-do-to-deserve-this-my-lord-2/77248
Jikandia: The Timeless Land
http://www.gamestop.com/psp/games/jikandia-the-timeless-land/89616
Final Fantasy 1 (online only price)
http://www.gamestop.com/psp/games/final-fantasy-i/65675