Kirk and Sulu, and eventually many more, are plucked from the Enterprise to entertain a powerful yet childish being with a fascination for Earth history.
Highlights:
Trelane before he was a Klingon commander
Spock vs. Trelane
Lowlights:
talking green blob drama
Spockism: “I object to you. I object to intellect without discipline. I object to power without constructive purpose.”