<P> In 2011, an ABC prime - time special, Best in Film: The Greatest Movies of Our Time, counted down the best films chosen by fans based on results of a poll conducted by ABC and People . Holy Grail was selected as the second best comedy after Airplane! . </P> <P> In 2013, the Pythons lost a legal case to Mark Forstater, the film's producer, over royalties for the derivative work, Spamalot . They owed a combined £ 800,000 in legal fees and back royalties to Forstater . To help cover the cost of these royalties and fees, the group arranged and performed in a stage show, Monty Python Live (mostly), held at The O2 arena in London in July 2014 . </P>

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