It's difficult for us to get excited about anything nowadays unless it includes some method of bolstering our confidence in our own talents. Imagine our delight when we read a recent Rock Band forum post by a Harmonix employee, who confirmed that the recently announced Rock Band 2 AC/DC track pack will have its own unique Achievements/Trophies. While the logistics of how this will work are hazy (will they be added to the pre-existing awards of Rock Band 2, or only be accessible from the AC/DC disc?), we can't wait to see how our duck walk stacks up to Angus Young's.

This article was originally published on Joystiq.