John Cleese decided to cancel himself and call off a planned appearance at Cambridge University after a fellow attendee was "blacklisted" for doing an impersonation of Adolf Hitler. Taking to Twitter ahead of his planned appearance, Cleese, who is a Cambridge alumnus, noted that he was getting ahead of being "blacklisted" by calling off his appearance after art historian Andrew Graham-Dixon was blacklisted by Cambridge Union President Keir Bradwell for doing a mocking rant as Hitler to make a point in a debate about whether or not "good taste" exists. "I was looking forward to talking to students at the...