World Book Day: Take a look at your amazing costumes!

It's World Book Day today, and lots of you are dressing up to celebrate it!

World Book Day is an international event that celebrates reading and books.

It started 24 years ago with the aim of making sure every child had a book of their own.

To celebrate the day lots of people dress up as their favourite book characters, or in their pyjamas to celebrate it.

Here are some of the brilliant outfits you've sent us already:

Cleo and Zephyr made loads of effort with their Mathilda and Zog costumes

Is that Daniel or the real Barry the Fish? We're not even sure, it's so good!

Twins Sophiya and Junaid are rocking their Ccatwoman and Spider-Man outfits!

Rocco and Eleni are dressed as the Caterpillar and a ten of hearts card soldier from Alice in Wonderland

Five-year-old Esmé went as Hermoine from Harry Potter this year. She loves reading with her mum.

Morley is the chimney sweep from Mary Poppins! Cute.

Nevaeh is Dorothy from the Wizard of Oz... with a very realistic Toto!

Elementary my dear Watson! Christian is dressing up at detective Sherlock Holmes this World Book Day

Amelia looks blooming fantastic as Sorrell from the book Bloom

Faith is bringing the magic this World Book Day dressed as Mildred Hubble, from The Worst Witch

Eden is dressing up as Lyra from The Northern Lights, she even has her daemon Pantaliamon! Really cool!

Check out this amazing Stickman costume by Oscar! Great job!

Hats off to Aadhira for her amazing Cat in the Hat costume! It's purrrfect!

Choo Choo! Thomas is dressing up as Thomas The Tank Engine for World Book Day!

Elsa from Reading is Dorothy

You'd better keep an eye on your valuables! - Stanley, is dressing up as Gangsta Granny! Great work Stanley!

Woof! Jake is dressed as Dog Man for his World Book Day costume.

Alfie is dressed up as Harry Potter today - Your costume is RIDDIKULUS-ly good Alfie!

William made this brilliant World Book Day cape from an old pillowcase! Fantastic work William!

Jai is turning eight today, and they're celebrating their birthday by dressing up as an Oompa Loompa from Charlie and the Chocolate factory.

What a fantastic peach! Arthur has dressed up as James from James and the Giant Peach, and his sister Ada is dressed as the Tiger Who Came to Tea! Those cakes look yummy!

Meghan and Erin are rocking their PJs for World Book Day, and holding some of their favourite books.