To celebrate the release of the fairly incredible The Dark Knight Trilogy Ultimate Collector's Edition box set, Chris Nolan and Richard Donner sat down to discuss the making of their respective superhero movies.
It's a great talk, and we've got an clip from it, featuring Donner and Nolan discussing Superman's iconic score, and how it helped Mr Nolan when he was putting together Batman Begins.
Buy the box set for the full discussion, but in the meantime, watch the clip below.
And if you like watching videos of blokes discussing Batman and Superman with logos in the background, check out our exclusive internet telly show Cape Expectations.
The Dark Knight Trilogy Ultimate Collector's Edition is in shops on 7 October.
Will you be buying the boxset? Tell us below!