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.

Which religion has Five Pillars (the Shadahad, Salah, Zakah, Sawma and Hajj)?
islam

He starred in and sang the theme song for 'Hi-De-Hi. Who is he?
paul shane

 'Hey Ya' was a 2003 hit for which US duo?

outkast