The set's lead single 'Diamonds' was released back in September and has peaked at number one in the UK and five on the US Billboard Hot 100.
To celebrate the release of Unapologetic, Digital Spy is giving you the chance to win a pair of tickets to see her at a secret show in London on November 19. To enter simply add your details and answer the question below.
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This competition will close on November 15, with winners being notified shortly after.
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Unapologetic is released November 19.