Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

[Q]: What was Elvis's last No 1 in his own lifetime?
[A]: suspicious minds


[Q]: The American television series 'The Lone Gunmen', which centred on a group of investigators who ran a conspiracy theory magazine, was a spin-off of which other succesful series?
[A]: the x-files


[Q]: Which famous building, on the South Coast of England did John Nash design for King George IV?
[A]:
royal pavilion