At the White House Correspondents’ Dinner last night, President Barack Obama repeatedly ripped Donald Trump, referencing events on The Celebrity Apprentice as Trump sat nearby, frowning even through jokes that weren’t about him. Later, Seth Meyers also mocked Trump, although going for predictable jokes, like about his hair. The dinner came just days after Obama unnecessarily released his long-form birth certificate , ending a stupid non-issue that got more media attention than it deserved because Trump’s Apprentice-damaging political aspirations . The thinly veiled racism behind the birther nonsense, which Trump did nothing to conceal by insisting on a radio show, “I’ve always had a great relationship with the blacks,” was even called out by David Letterman, prompting Trump to cancel his appearance on the show . Anyway, as you can see below, Trump responded to Obama’s jokes by facing forward, his lips pressed tightly together, rocking up and down, as if nodding slightly, although he ...