Two hip-hop beefs to tell you about: First, and best: According to Billboard, Hammer posted a diss song/video in response to one of Jay-Z's lines in the recent G.O.O.D. Friday track, "So Appalled." We mentioned the offending line ("I lost 30 MIL so I spent another 30 / because unlike Hammer 30 Mil can’t hurt me"), and Hammer's initial response, ...