President Obama told donors like Jessica Biel, Justin Timberlake (who was wearing hipster glasses), and Tommy Hilfiger that Washington gridlock is pretty much Rush Limbaugh’s fault on Monday evening at a fundraiser at Harvey Weinstein’s house in New York’s Greenwich Village. Obama admitted that his theory — that after the 2012 election, the Republican “fever†would break, and they’d decide to co-sign some of his agenda — was wrong. …