instruction:
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.
question:
 'Hey Ya' was a 2003 hit for which US duo?
answer:
outkast


question:
Which king experienced regicide at the hands of Shakespeare's Macbeth?
answer:
king duncan


question:
Iyaz had a 2010 hit with which song?
answer:

replay