if u ask me what are my list of PSP Must have games.. the following is the list..

1.LocoRoco
2.GTA Liberty City/Vice City/China
3.Tekken 5 & 6
4.Soul Caliber
5.God of War
6.OutRun
7.Ridge Racer
8.Ace Combat
9.Metal Slugs...
10.King of Fighters series
11.Street Fighters series
12.Final Fantasies series
13.Gran Turismo
14.Assassins Creed
15.Guilty Gears series
16.Samurai Shodowns series
17.Little Big Planet
18.Silent Hill
19.Resistance
20.Crazy Taxi
21.Capcom/Midway/NeoGeo/PSX classics.
22.Killzone
23.Dead to Rights
24.Unbound Saga
25.Hammerin Hero
26.Virtual Tennis
27.Lumines
...