In the middle of last night’s debate, I actually tweeted about it because the difference was audible: Mitt Romney’s applause, for the first time that I can remember, was louder than Newt Gingrich’s. The Gingrich campaign can think of just one possible explanation as to how Mitt Romney could have inspired such a response in his audience: He must have unfairly packed the hall. “They definitely packed the room,” Kevin Kellems, one of Gingrich’s senior advisers, told The Huffington Post early Friday morning. “The problem for them is their candidate, at several junctures, couldn’t remember what he had said before...