Dunno if anybody posted this.  IGN and Gamespot recently had GOTY for 2007, and it the overall GOTY was 
Super Mario Galaxy
http://au.gamespot.com/best-of/gameo...ex.html?page=2
http://au.bestof.ign.com/2007/overall/25.html
I think it was one of the most refreshing, enjoyable games I've played....since a very long time.  I remember picking it up and flying to other galaxies looking at how diverse and colourful the levels were.  
Now I'm off to the shops to buy Mass Effect.  I hope it's good 
