People
I was being chased by a giant crab. That's not funny.
— Dane Cook

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
A speaker describes being chased by a giant crab, then tries to head off the laugh with "That's not funny." The humour comes from the absurd image and the deadpan insistence that it was frightening, which of course makes the whole thing funnier.
Context reviewed