Knock KnockBack in '99, Bill was staking out new territory. Issued in the wake of the game changing Red Apple Falls LP, Knock Knock upped the ante of the game, pairing his naked portraiture with increasingly delicate nuances in song and arrangement. The people responded in kind, turning out in ever increasing numbers to shops and venues alike. They weren't quite singing along with 'Cold Blooded Old Times' yet that's a happy post millennial development but there