LONDON (AP) — Before the fast, let there be a shopping feast.

From Harrods in Knightsbridge to the glittering diamond stores in Mayfair, London has long attracted big spenders. But every year around the holy month of Ramadan, which starts this weekend, a wave of spectacularly rich Middle Eastern shoppers arrives and takes retail therapy to a whole new level — complete with an entourage of bodyguards, chauffeurs, and Gulf-registered Rolls-Royces and Ferraris flown in just for the occasion.