Essential Logic

English post-punk band formed in 1978 by saxophonist [a=Lora Logic] after leaving [a=X-Ray Spex].
Initially with Lora on vocals, [a=Phil Legg] on guitar & vocals, [a=William Bennett] on guitar, [a=Mark Turner (4)] on bass guitar, [a=Rich Tea] on drums & [a=Dave Wright (2)] on saxophone.
[a=Jon Oliver] or [A=Ben Annesley] later replaced Mark Turner on bass.
The band split in 1981 and reformed in 2001.