We don't know if it's the election or what - actually it's not, but bear with us - but this afternoon Rocks Off got to wondering whether or not Houston had its own official song, lyrics and music officially sanctioned and ratified to embody the Space/Bayou City's hopes and dreams. This being Houston, we figured no way would a city so willfully ignorant of its abundant musical heritage and talent (officially, anyway) ever take such a radical step. Surely any composer who dared even suggest such