Question: what do JK Rowling, Ian McEwan, Sophie Kinsella, Jamie Oliver, Anthony Horowitz and Tom Clancy have in common?
Answer: they all have new books out this Autumn, and they all feature in the massive bundle of books we're offering you the chance to win in association with Waterstones.
We've got 20 of the titles that everyone will be talking about between now and Christmas, from exciting new works of fiction to classics set for movie remakes to the best new cookery and kid's books.
To see exactly what we mean about the quality and variety on offer, check out the slideshow below.
And to enter, simply visit the HuffPost UK Culture Facebook page, like us and click on the 'WIN STUFF!' tab.