Canon is a very loaded word, and that's the only time I will use that pun, I swear. When it comes to something like Doctor Who, which is half a century old and very prolifically contributed to pretty much every possible artistic medium, establishing what is canon and what is not can be a sore point among more-literal minded fans. How can THIS happen if THAT happened?
Over the past several years, various showrunners and creative minds have tried very hard to bring as much of the Who universe into sync as possible through retroactive continuity, which when you think about it is the only way to fix something involving a time-traveling alien that can't stay out of trouble. Today we're going to look at some of the best of these fixes.