the largest number in film songs?

Not that I haven't pondered this before, but I was thinking about this again, and when I noticed JR's post mentioning the song in question, I interpreted it as a calling. Here's the analysis:

the key lyric is B to the A to the B to the A. In pseudocode, that would be pow(11, pow(10, pow(11, 10))). Now if only someone could find a machine that's strong enough and a Math package that's powerful enough to compute this value ...