There are quite a few Rob Bell Nooma spoofs out there. YouTube has about a dozen. Rob Bell has some very specific mannerisms and unique camera angles that are just begging for someone out there to do something like this. Here is one of the better ones.
My favorite line – “The person next to you may be sarcastic, may be ugly, may be mean, and may humiliate popular figures through mass distribution of media…” He actually ends with some really good thoughts.