Complex sentence: Springsteen's 1987 album "Tunnel of Love" described his unhappinesses in the relationship and during the subsequent Tunnel of Love Express tour, Springsteen took up with backup singer Patti Scialfa, which Phillips found out by reading tabloids.
Split into simpler sentences: Springsteen's 1987 album "Tunnel of Love" described his unhappinesses in the relationship. During the subsequent Tunnel of Love Express tour, Springsteen took up with backup singer Patti Scialfa, something Phillips found out by reading tabloids.