Question: The TV campaign for the brand No7 uses a tune by a singer born in what city?
Related documents: [0]  [DOC] Jessica Ellen Cornish (born 27 March 1988), known professionally as Jessie J, is an English singer and songwriter. Born and raised in London, she began her career on stage, aged 11, with a role in the West End musical "Whistle Down the Wind". She studied at the BRIT School before signing with Gut Records and striking a songwriting deal with Sony/ATV Music Publishing. [END] 
[1]  [DOC] No7 is a brand of anti-ageing creams, skincare and cosmetic products developed by Boots UK, so called because the number seven was, at the time, frequently used to denote perfection and Boots wanted it to stand out from the rest of the own-brand merchandise it produced. The TV campaign for the products uses the Jessie J song Sexy Lady as its theme tune. [END] 
Answer: 
London
London