Though M.C. Hammer's debut LP, Let's Get It Started, sold more than a million copies, it was a sixty-watt bulb in the rap meltdown, relying on worn soul riffs and endless ploys. If anything, Hammer's second LP is weaker than his first Lacking the tour de funk of last year's hit "Turn This Mother Out," the Hammer pounds out track-long steals of Rick James's "Super Freak" ("U Can't Touch This"),...