Possible Clues:

• One arranges new trousers left for upper-class Londoner
• Nonetheless, Arsenal 'Gooner' mutates to Chelsea aficionado
• Rural female with expensive tastes in clothing resident in London during the week
• Noel arranges make-up for classy London girl
• Well-off type's annoyance after being given false reason for saving pounds
• Young upper-class female living in London
• SW1 toff beginning to sample the fury of the bank manager?
• Fashionable upper-class young Londoner
• Fashionable young woman of the upper classes (informal)
• Space in New Orleans for a Londoner