"The Invitation" kicks things off as 50 Cent lays down a scorching intro over beats by DJ Premiere. It's a taunting intro that sets the hardcore mood.

"Then Days Went By" is 50 waxing nostalgic. It's appropriately backed by a soulful organ groove that grounds the track in the past -- a sample from The Jackson 5's version of "Ain't No Sunshine."

The most commercial cut is also the dirtiest. "Baby By Me" is a booty rap track featuring Ne-Yo with melodic keyboard underpinnings that take it in a crossover-friendly direction. You may have already heard the remix version, as it's the album's official lead single.

You know a gangsta rapper when is doing his job well when he can make you chuckle and threaten some dude's life in the same verse. Such is the case on the dope Dr. Dre production, "Death to My Enemies." And if we're reading between the lines properly, Kanye better watch his back...

Cameron Jibril Thomaz (born September 8, 1987), better known by the stage name Wiz Khalifa, is an American rapper based in Pittsburgh, Pennsylvania.He released his debut album, Show and Prove, in 2006, and signed to Warner Bros. Records in 2007.His techno-influenced single,"Say Yeah", received urban radio Billboard's Hot 100, airplay, charting on the Rhythmic Top 40 and Hot Rap Tracks charts in 2008...