Not alot out for the second week of December. I've included info and links for the ones you want to know about most below, plus some other ones you may not have heard of (but should know), with audio & video for your listening and viewing pleasure. Click here to check out releases that dropped over the past few months.
Gregg Allman, I'm No Angel: Live On Stage (MVD)
Big Boi, Vicious Lies and Dangerous Rumors (Def Jam)
The rapper, songwriter and producer who came into his own as one-half of Outkast presents his sophomore studio album, which features a huge cast of likely faces and unexpected guests, among them, Phantogram, T.I., Ludacris, Kid Cudi, Little Dragon, Killer Mike, Kelly Rowland, A$AP Rocky, B.o.B, Wavves, Big K.R.I.T. and Theophilus. Listen to his single with Rowland, "Mama Told Me," below.

Bruno Mars, Unorthodox Jukebox (Atlantic)
Emerson Lake & Palmer, Live in California '74 (Shout Factory!)
Shout! Factory delivers another archival live release with the official debut of their legendary California Jam (AKA CalJam) performance in front of the largest audience in their career. Keyboardist Greg Lake has said: "The band
was at the very pinnacle of their performing powers, the event was of biblical proportions and the performance itself was almost flawless."
The Game, Jesus Piece (Geffen)
Glee Cast, Glee: The Music, The Christmas Album Vol. 3 (Columbia)
Green Day, Tre! (Reprise)
The last in Green Day's three-part trilogy of LPs, all released this year.

The Jam, The Gift Deluxe Edition (Polydor/UMe)
A 30th anniversary re-release of The Jam's final studio album and their only No. 1 charter in the UK. The first disc features the original album remastered along with 10 singles and b-sides from that period up to the point the band split, while disc two is made up of 15 remastered demos and alternate tracks, 13 of those previously unreleased.
Lifehouse, Almeria (Geffen)
Masta Killa, Selling My Soul (Ingrooves)

Terrible Things, Pre-Transmission (self-release)
Various Artists, Paste Magazine Holiday Sampler (Paste)
Get a 21-song free sampler of indie rock and pop holiday songs by the likes of Sufjan Stevens, Great Lake Swimmers, Hey Rosetta!, John Roderick & Jonathan Coulton and others. Click here to get it.
Wang Chung, Taser Up (DSR Records)
The Wonder Revolution, Firefly (Air House Records)
A Kansas-based collective featuring players led by guitarist David Lord (Francis Moss) "exploring the nature of wonder" via a series of diverse musical settings touching on post and prog rock, jazz, psych pop and folk.