Here are a few pictures of World Book Day in Calderdale over the years - can you spot anyone you know?
World Book Day: A lookback at Halifax and Calderdale celebrating their favourite book characters in 2000s and 2010s
By Abigail Kellett
Published 1st Mar 2023, 20:00 BST
Updated 23rd Feb 2024, 08:33 BST
World Book Day will see children across the country dress up as their favourite book character for the day.