In a video sent to donors on Friday, David Plouffe, Barack Obama’s campaign manager, claimed that the Senator received 100,000 contributions in the wake of a new McCain campaign ad portraying Obama as an out-of-touch celebrity. The ad, which juxtaposes images of Obama against images of Britney Spears and Paris Hilton and which calls Obama the “biggest celebrity in the world,” drew ire from the Obama campaign. Plouffe told donors that, of the 100,000 contributions they received on Thursday, over 1/3rd were from first-time donors....