With the festival season just around the corner there are more than a million LEDs twinkling across central London. Usually, the Oxford streets unveils its Christmas light first. But this year, 20 streets across the west end, including the regent street, bond street and areas in Mayfair and Piccadilly. All lit up in sync for what was the biggest switch on-in the world. Well, it's beginning to look a lot like Christmas in London !