Rock Band is going charitable, with a special PAX Pack for next week's DLC. All three bands are performing at this weekend's Penny Arcade Expo, and all money for the tracks go towards Child's Play charity.
PAX Pack 1 (240 / $3)
"Skullcrusher Mountain" - Jonathan Coulton
"Livin' on the Corner of Dude and Catastrophe" - MC Frontalot
"Shhh??." - Darkest of the Hillside Thickets
All songs are master recordings and "Shhh" is a previously unreleased track. The songs will be available for download next Tuesday and Thursday for Xbox 360 and PS3, respectively.