Chocolate
"According to the game Balderdash, women aren't allowed to eat chocolate on the Underground. It's illegal."
Source: Orlando Bloom Interview in The Evening Standard
http://www.thisislondon.co.uk/lifestyle/article-23939781-orlando-blooms-my-london.do
Reminded me of the following, the concept being the chocolate is illegal. What a scary thought!
http://neoshinka.wordpress.com/2008/09/04/the-chocolate-prohibition-law/
Chocolate in London -- Touristy, but must be seen!
London Eye Green & Black's Chocolate Tasting
London's iconic London Eye is partnering with one of the UK's most popular luxury organic chocolate makers, Green & Black's, to offer visitors a unique opportunity to indulge in a premium chocolate tasting experience whilst overlooking panoramic views of the capital.