morks

Example:His joke about the spaceship crashing into a nearby tree was pure mischief.

Definition:A minor act of mischievous behavior, playful trickery, or laughter-inducing behavior.

Example:His gaff about the astronaut running into a kangaroo out in space backfired when it was hard to understand.

Definition:A joke or trick that produces an effect: often humorous, unexpected, or well executed.