Taking a look at the things Jimmy did before and after Zeppelin.
With the Yardbirds
This one features Les Paul playing a bartender
https://www.youtube.com/watch?v=OvjVGh0jmzY
https://www.youtube.com/watch?v=5K1imlqZiOw
https://www.youtube.com/watch?v=zSyohFNMFWw
Jimmy discussing the chords of Kashmir