London ~ Bowie, The Who, Sex Pistols, Kate Bush, Paul Weller, Elton John...either born, based or associated with.
Liverpool ~ Cilla, Gerry and the Pacemakers, Elvis Costello (born in Liverpool, made in London)...
In the US, the motor city, Detroit, Tamla Motown ~ Diana Ross, Smokey Robinson born there, Marvin Gaye, Stevie Wonder, Martha Reeves etc.
Philadelphia TSOP, Hall & Oates.
Memphis ~ Elvis (Presley), Stax.
Nashville ~ country and western.