In the episode of "The Simpsons" entitled "Bart's Comet," Bart Simpson discovers a comet is heading straight toward Springfield. All the town's inhabitants cram themselves into Ned Flanders' bomb shelter; however, there isn't room for everyone. As the citizens try to decide which of them will leave the shelter to die in the catastrophe, Krusty the Clown pleads his own case, and says,
"OK, OK, let's figure out who should stay. The world of the future will need laughter, so I'm in."Or, put another way,
"That's what comedians do!!! We react to tragedy by making jokes to help people in tough times feel better through laughter."That is a tweet from comedian Joan Rivers, in defense of another comedian, Gilbert Gottfried. Comedians are humor specialists who could be doing other more lucrative work, such as plumbing, but have instead decided to sacrifice themselves for the good of us all-- to make us laugh in difficult times.
You can read the whole thing here.
He just wants you to laugh.