Charlize Theron</a> found out the hard way just how hilarious her Gringo co-star David Oyelowo is.<br /><br />During an appearance on The Late Late Show with James Corden</a> Thursday, the Atomic Blonde actress revealed that the Selma actor proved his comedic skills to her in a truly memorable way.<br /><br />While filming Gringo in Mexico, the actors were out to dinner one night, and David wouldn’t stop telling a particularly hilarious story. It was so hilarious that Charlize couldn’t, well, hold in her laughter.<br /><br />Watch the video above to find out what happened!