Following his arrest early Sunday morning for the possession of marijuana, Wiz Khalifa drops his highly anticipated mixtape, 28 Grams. Hosted by DJ Drama, the 28-track project contains features from Taylor Gang members, Chevy Woods, Ty Dolla $ign and Berner. Production comes courtesy of ID Labs, Metro Boomin, 808 Mafia, Sonny Digital, and Sledgren among others. Khalifa's Under the Influence of Music tour will be hitting Toronto's Molson Canadian Amphitheatre on July 29th including special guests Tyga, Young Jeezy, Rich Homie Quan, Sage The Gemini, IAMSU!, Mack Wilds, and more. Stream/download 28 Grams after the jump.