Heath Ledger won an Oscar for being the Joker in The Dark Knight.
But, his preparation for greatness began much earlier, and then even once he got on set there were things he did that made his Joker downright iconic.
We discovered 9 facts about Ledger's take on the Joker that will make that superhero villain go down as one of movie history's best.
Watch The Dark Knight online and you can see it in every frame he commands. Heck, even his The Dark Knight quotes just drip with Ledger's legendary turn. You can hear him talking, just by reading his lines!
Click through and discover 9 things that made Heath Ledger's turn as the Joker so extraordinary!