Harry Potter Calendar - best price I've seen it at. £2.49 from Amazon.
"Harry Potter 2020 Calendar - Official Square Wall Format Calendar. This 12-month 2020 calendar is a must-have for any fans of the magical hit films based on British author J. K. Rowling book series.. Each monthly page features a different stunning image and plenty of space to write in your plans for 2020 in the large monthly date grid. Plus, included in the calendar is a beautiful pull out centre spread.
OFFICIAL 2020 Harry Potter Calendar from Danilo Europes No.1 calendar publisher.
Features popular Harry Potter characters including Harry Potter, Ron Weasley and Hermione Granger
Can be hung on your wall for easy access and viewing
Full colour, High quality, printing paper Calendar
100% Official Licensed merchandise
30.5cm x 30.5cm (Open wall hanging size 30.5cm x 61cm)"
^^^Taken from Amazon website^^^