Question: What 2010 musical was written by the same author as a whodunnit novel similar to "Big Brother" 
Sentence (from "Big Brother 18 (UK)"): Big Brother 2017, also known as Big Brother 18 and The United Kingdom of Big Brother, was the eighteenth series of the British reality television series "Big Brother", hosted by Emma Willis and narrated by Marcus Bentley.
Relevant evidence: No