This is pretty much exactly how I imagined BlizzCon 2010 would end when I first heard that Dave Grohl and the Foo Fighters would be playing us out.

If you were a little underwhelmed by yesterday's "Rockin' the Holidays 2008" track pack for Rock Band announcement, you probably read the announcement. Don't worry, the Foo Fighters are here to bring DLC cheer.

Next week sees the release of the rest of the Foo Fighters' sophomore album The Colour and the Shape for Rock Band owners. Those with Rock Band 2 in-hand are already playing radio hit "Everlong" from the 1997 album, but the remaining twelve tracks — including drummer's choice "My Hero" — will hit the Xbox 360 starting…