Daniel Radcliffe gained worldwide recognition thanks to his starring role in the "Harry Potter" franchise. <br />Business Insider is revealing stuff about Radcliffe even his most ardent fans don't know.<br />His go-to karaoke song is Eminem's "The Real Slim Shady."<br />His favorite movie of all time is "12 Angry Men."<br />He met his girlfriend, Erin Darke, on the set of the 2013 movie "Kill Your Darlings."<br />He dislikes social media.<br />Spider-Man is Radcliffe's favorite super hero.
