As all the other GTA games are. But Vice is just original because of how it's set up, and it's cool atmosphere. Whenever you do something in this game, you get a pretty good feeling. And Vice even has more than a couple things that are done better than in San Andreas.
South Park, Charmed, Buffy The Vampire Slayer / Angel, Tru Calling, Family Guy, TrippingTheRift, FreeForAll, Futurama, Jackass, Lost, That 70's Show, Celebrity Deathmatch