Tonight, Annabel’s is celebrating as Berkeley Square is lit up by paparazzi! Well, yes, we know they are always celebrating but this time is epic, it is the biggest birthday party of the decade! Annabel’s is London’s most famous nightclub, a jewelled townhouse, the grandest and possibly the most sensational. Its rich history has marked the social life of the capital but you may also know it for its instagrammable restrooms…