"one small bit about the 13th and final chicago song, as yet unwritten.... the song is called "the ballad of frank and david," and something in my heart wants to speak about my grandfather that I never knew (Herb Corgan), and the relationship, or at least imaginary relationship, between 2 great architects of Chicago fame, David Adler and Frank Lloyd Wright.... i just put that out there so someone can beam me the right energy to dial that one in..." -BC blog, 2004/04/09

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BC solo song mentioned on his blog in 2004