GTA IV and echochrome playing to check out the demo for "exclusive" shooter Haze. Of course, what most are probably excited about is that PixelJunk Monsters' expansion is out today at a reasonable $6 price. There are also plenty of other little interesting things in the North Amercan update that might pique some of your interests, and it can all be found after the break.
The lists for this week's double dose of European PSN updates can be found over at PS3 Fanboy. Be sure to check out all their PlayStation Day coverage as well.