Check out Kim Fabricius’ “Ten Propositions on Faith and Laughter” over at Faith and Theology. Be sure as well to check the comments. Along with Jesus Creed, Faith and Theology has some of the most astute commenters in the godblogosphere.
For the record, I’m in total agreement with Michael (must be at least three times this year!): “Never trust any preacher or theologian without a sense of humor.”