The Dow rallied 51 points today, but is it here to stay? Plus, Off the Charts! Can T have you dialing in profits? And, Know Your IPO - can battery operated cars drive us into the future? Cramer's got one clean-tech energy IPO that could power your portfolio. And, has spending by the G-20 served as a backbone to the rally? Cramer goes one-on-one with Pennsylvania Governor Ed Rendell to find out.