Okay, a couple of days to think about this, here goes...
1 - Your Favorite Beatle? John. No thought needed or required.
2 - Your Favorite Beatles song? At the moment, and this can only be an "at the moment" thing, it Revolution [take 20] - a still unreleased outtake that puts to bed the lie that everything worth releasing has been released.
3 - Your Favorite Beatles movie? Can't choose, but it's between A Hard Day's Night and Yellow Submarine.
4 - Your favorite Beatles quote? "I'd like to thank you on behalf of the group and ourselves, and ...