iTunes has revealed the complete track list to Dave Grohl's Sound City documentary soundtrack. Due out March 12 via Grohl's Roswell Records, the 11 song soundtrack features collaborations between the Foo Fighter and the likes of Stevie Nicks, Trent Reznor, Josh Homme, Rick Springfield, Cory Taylor and of course, Paul McCartney. The McCartney and Grohl song, with Nirvana's Krist Novoselic and Pat Smear, debuted at the 12/12/12 benefit concert on Wednesday night. Titled "Cut Me Some Slack," is is already available to buy as of today on iTunes. Sound City will premiere at the Sundance Film Festival, and be released February 1 in theaters and via digital download.

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Justin Bieber visited the Ellen DeGeneres Show this week and revealed that his acoustic album will be out in January, although it's unclear which songs will make the cut. "It's something the fans really like," Bieber said about his unplugged performances of songs like "Boyfriend" and "As Long As You Love Me," which he's been mixing into his sets all year. "Because I started out on YouTube just playing my guitar, just singing without all the production, so I like to just put out acoustic albums. I think it's more intimate."

Adele's 21 earned even more bragging rights on Thursday as iTunes announced that the album was the top-selling record of 2012 in its U.S. store. The other top sellers of the year included Taylor Swift's Red, Mumford & Sons' Babel, One Direction's Up All Night and fun.'s Some Nights. Canadian pop star Carly Rae Jepsen had the top-selling track of 2012 with "Call Me Maybe." In other iTunes news, the digital retailer has been offering pre-orders for its exclusive digital release of 12-12-12: The Concert for Sandy Relief, and the benefit album is already off to a fast start with over 40,000 pre-orders. While the Columbia Records set has a scheduled release date of December 18, it could arrive to iTunes sooner than that, according to Billboard.com.

The Rolling Stones' anniversary concerts continued last night in Newark, as the Rock icons were joined by former member Mick Taylor for an 11 minute version of "Midnight Rambler." John Mayer was announced late Thursday as a special guest and he joined the Stones for "Respectable." The Stones will play again tomorrow night in Newark, with the concert being broadcast as a Pay-Per-View special as well.

In anticipation of the February 5 release of volume two of Coheed and Cambria's The Afterman: Descension, the band announced the album's nine-song tracklist today. Coheed and Cambria are also set to embark on a national headlining tour, kicking off on February 4 in Washington D.C. and wrapping on March 16 in New York. Between the Buried and Me and Russian Circles will be the supporting acts.