So how are you celebrating Harry Potter Book Night tomorrow? There’s still time to download the fabulous Harry Potter Book Night Event Kit for celebrations on 5 February 2015 and beyond! The kit contains everything you need to plan and host an unforgettable evening. The only missing ingredient is your own ideas and flair! Let us know what you’re up to on Twitter @Gdnchildrensbks #HarryPotterBookNight or by email childrens.books@theguardian.com.

And look out for our amazing Harry Potter which House are you in? quiz on the site tomorrow too!

You can win a complete hardback set of the Harry Potter books illustrated by Jonny Duddle by emailing childrens.books@theguardian.com by 14 February 2015 using the heading “Harry Potter competition” telling us why you should win! Entrants should be aged between 0 and 18, or entering on behalf of a child. Please include your name, age, and postal address; if you are under 16 you must also include the name, contact telephone number and email address of your parent or guardian. Good luck!