The year ends with a big Hollywood sale that includes the rights to a celebrated B-movie. What creatures are invading the Earth in the disaster flick you can remake and update if you bid enough?

An early George Harrison guitar sold this year for over $1.25 million. The Beatle bought it on credit, with the help of a signature from his mum, Louise Harrison, but what false name did she use on the Frank Hessy’s music store agreement?

What is Apex, that sold for a category record £34 million in July?

Sylvester Stallone sold his Patek Philippe Grandmaster Chime for $5.4 million this year. How many complications - mechanically delivered features - does the watch have?

Two celebrated movie costumes were sold separately this year. Both bikinis, which actors are they associated with?

The US's rarest stamp sold this year, an 1868 Ben Franklin 1c blue with a Z Grill. A Z Grill was supposed to stop forgery, but how?

Agnes Northrop designed what for Tiffany & Co that sold for a category-record $12.5 million this November?

In June, a piece of 1940s-made machinery from the Heimsouth and Rinke factory sold for £200,000. What was it?

Pattie Boyd's personal collection sold in March, including a love letter from Eric Clapton written on a page torn from what classic American novel?

What did Danish tycoon L E Bruun collect? The cream of his obsession was sold this year for more than $16 million.