I'm watching Yellow Submarine tomorrow, tell me something I don't know

What I know:

Has the Beatles

Has a Yellow Submarine

There's "Blue Meanies", some guys that drop apples on people (Record label reference??? 🍏)

Jeremy Hillary Boob (need i say more)

There's music from Revolver, Magical Mystery Tour and Sgt. Pepper

It's basically a psychedelic nightmare

It's starring Sgt. Peppers Lonely Hearts Club Band

Dosen't have Smoke On The Water by Deep Purple

Is mixed media (animated and live action)