Killzone is (almost) Five– Celebrate with a Double XP Weekend and More

PS Blog:

"November 26 will be a very special day for all of us here at Guerrilla. On that day, exactly five years ago, the very first Killzone title for PlayStation 2 hit the shelves in Europe. Sure, the game had already been released in the US three weeks prior, but hey…Guerrilla is based in the Netherlands. We commemorate the 26th because that's the date that we were finally able to see the fruits of our labor in Dutch stores"