Complex sentence: Additionally, the album was a breakout recording for Pastorius, virtually turning him into as household name, who with his track "Teen Town" and inspired performances, reinforced his self-proclaimed status as "the Greatest Bass Player in the World".
Split into simpler sentences: Additionally, the album was a breakout recording for Pastorius, virtually turning him into a household name. His track "Teen Town" and inspired performances reinforced his self-proclaimed status as "the Greatest Bass Player in the World".