In the wake of Sarah Palin’s star-confirming appearance on SNL, it may come as a surprise to learn that Lorne Michaels recently contributed $4600 to Barack Obama’s campaign, and NBC CEO Jeffrey Immelt contributed $10,000 to Joe Biden’s Delaware Democratic State Committee. Of course, some of you loyal readers will say, “But Marty, you told us that Lorne Michaels was in the tank for McCain.” No wonder it went so well. And indeed, you may remember that I pointed out on my post on Sept. 10, that L