MUYEMORK's channel

I totally didn't get the church reference until now. (I thought it was some obscure hint about the Medical Center which I didn't get.). However, I do remember wondering if a comment by one of the thugs roaming the Arkham streets was an indirect reference to LOST. One of them says somethin...

To me, it seems like Steve Carrell was genuinely surprised and not expecting the musical number. I wonder if he knew what was coming...