A helpful new book, "Rob Bell and a New American Christianity" by Jr. James K. Wellman,
triggers some interwebs research into Bell's band from Wheaton College days:
Here's a random song; and here's a particularlu avant-gardeish one.
The band's name:
_ ton bundle
That starts with an underscore. Click the name to visit their Facebook page.
Whole album here.
Read all about it here.
I hear Stephanie Kriegbaum Richter (my cool cousin who makes me only two degrees separated from Bell) has some original (autographed?) tapes..