He's not really. He's dead. He really came through in a pinch though, as I was a little discombobulated after viewing/listening to a particular video (don't follow that link if you are easily disturbed). My soul was once again quieted as I watched my benevolent and gentle host create a world of happy little clouds and trees.
Coop sums up Bob's appeal quite well:
It's oddly hypnotic. The quiet tone and gentle cadence of Bob's voice, the rhythmic whakkity-wak of the brush on the easel, that giant palette, and most of all, the 'fro.
Link (via Coop)