M&S or 007&E?

Priceless Guardian quote:

Still, perhaps we should acknowledge the drug reference and salute a perfect portrait of the mixed-up, shaken-and-stirred mores of Britain circa late 2006: a 69-year-old grandmother - dressed, say M&S, in a £150 “Magicwear” hold-it-all-in dress - doing a Bond-themed gig in Superman’s house and singing about being on E. Fingerfood and sensibly priced partywear all round!

To get a clue of what this hilarious passage is about, read the short story here.