Last updated at 17:30

World Book Day: What character have you dressed as?

Loads of you have been dressing up as your favourite book characters. Here's some of the pictures you've sent us!
It's the hungry hungry caterpillar! Six-year-old Polly from Leicester's outfit also shows off all the food the caterpillar's eaten.
UCG of Newsround viewer Polly.Newsround
Check out nine-year-old Reagan from Bolton's Gangsta Granny. She really looks the part!
UCG of Newsround viewer Reagan.Newsround
It's double trouble! We've got another Gangsta Granny.
UCG of Newsround viewer Fiorella.Newsround
Six-year-old Leo from Rochester dressed up as Mr Gum. He says he loves the book series because it's so funny!
UCG of Newsround viewer LeoNewsround
Ten-year-old Gwilym based his costume on 'The Machine Gunners' by Robert Westall. He made his plane from cardboard boxes, and borrowed the hat and scarf from someone who actually flew a Lancaster Bomber plane in the war.
UCG of Newsround viewer Gwilym.Newsround
Ethan, 11, from Belfast has dressed as his favourite David Walliams character ‘Burt from Ratburger'. What a cool dude!
UCG of Newsround viewer Ethan.Newsround
Kristian's rivalling Johnny Depp for the best Jack Sparrow, in his 'Pirates of the Caribbean' inspired outfit.
UCG of Newsround viewer Kristian.Newsround
Evelyn is celebrating World Book Day at nursery, dressed as Emmeline Pankhurst from 'Fantastically Great Women Who Changed The World'.
UCG of Newsround viewer Lilly.Newsround
Emmeline Pankhurst is also behind this outfit from six-year-old Georgie from Whiteabbey, Northern Ireland. She was given the book by her auntie.
UCG of Newsround viewer Georgie.Newsround
Six-year-old Evie has been very creative with her costume - the yellow crayon from 'The day the Crayons Quit'
UCG of Newsround viewer Evie.Newsround
Isabella, 9, loves Frida Kahlo and chose to dress up as the artist who features in the book, ‘Goodnight Stories for Rebel Girls’.
UCG of Newsround viewer Isabella.Newsround
These guys love World Book Day! Four-year-old Dolly has dressed as Belle from 'Beauty and the Beast'. Nine-year-old Sonny has taken inspiration from Roald Dahl, as Willy Wonka from Charlie and the Chocolate factory.
UCG of Newsround viewers Sonny and Dolly.Newsround
And he's not the only one...Eight-year-old Cheyenne in London is the giraffe from the Roald Dahl book 'The Giraffe and the Pelly and Me'. Five-year-old Kaizeth is The Cat in the Hat.
UCG of Newsround viewers Kaizeth and Cheyenne.Newsround
Eleven-year-old Ornetta from London is also following the Roald Dahl theme. She's dressed as Matilda, but will she have Matilda's magical powers too?
UCG of Newsround viewer Ornetta.Newsround
Five-year-old Lexie in Birmingham is also getting into character as Matilda. She even has her own newt in a jar, ready to scare Miss Trunchbull with!
UCG of Newsround viewer Lexie.Newsround
Daniel from Surrey has dressed as one of Roald Dahl's most famous characters - The BFG.
UCG of Newsround viewer Daniel.Newsround
Six-year-old Eleanor dressed as a the witch from 'Room on the Broom'.
UCG of Newsround viewer Eleanor.Newsround
'Mad Hatter' Emily, 10, looks like she could throw a pretty good tea party in this costume.
UCG of Newsround viewer Emily.Newsround
She'd probably invite Alice in Wonderland, also known as, Madison from Belfast. She certainly looks like she fallen through the looking glass...or rather through the middle of this cardboard house.
UCG of Newsround viewer Madison.Newsround
Eight-year-old Ashleigh-Jai went to school dressed as a 'Lol Doll' character Bon Bon.
UCG of Newsround viewer Asheigh-Jai.Newsround
Anaïs and Louis from Cornwall dressed up Jessie and Woody From 'Toy Story'. Yee-ha!
UCG of Newsround viewers Anaïs and LouisNewsround
You're never too young or too old to dress up for World Book Day. Lars is just two-years-old, and has dressed as Thomas the Tank Engine. He plans to spend World Book Day chuffing about in the snow building snow trains.
UCG of Newsround viewer Lars.Newsround
Freja and Harriette's school is closed...but that hasn't stopped them celebrating World Book Day! They've dressed up at home - Freja is Evie from 'The Isle of the Lost books', and Harriette is Rapunzel from 'The Fairytale Hairdresser'.
UCG of Newsround viewers Freji and Harriette.Newsround
Lilly, 10, in Devon also dressed as The Cat in the Hat, even though her school's closed.
UCG of Newsround viewer Lilly.Newsround
School's also shut for nine-year-old Alice. She dressed as a unicorn, from “I believe in Unicorns” by Michael Morpurgo, because it's her fave character from the book.
UCG of Newsround viewer Lilly.Newsround
Check out Delilah! The snow never bothered her anyway. In fact it's the perfect weather for her to show off her Snow Queen costume.
UCG of Newsround viewer Delilah.Newsround
Here's Ayaan from London dressed as Chase from 'PAW Patrol'.
UCG of Newsround viewer Sofia.Newsround
William loves the story and animals in 'Giraffes can’t dance' so much, he decided to dress up as one of them.
UCG of Newsround viewer William.Newsround
Sofia, from Reading wanted to dress up as Pippi Longstocking, a mischievous fearless 9 year old girl, which Sofia says is just like her!
UCG of Newsround viewer Sofia.Newsround
Henry from Amersham flashes the cash, as Frank from 'Bad Dad'.
UCG of Newsround viewer Henry.Newsround
Anna and Amy in Warrington dressed as Lucy Pevensie from The Lion, the Witch and the Wardrobe,' and Arthur Dent from 'Hitchikers Guide to the Galaxy'.
UCG of Newsround viewer Anna and Amy.Newsround
Doesn't he look MARVEL-ous! Albert in Bournemouth is ready for anything as Captain America.
UCG of Newsround viewer Albert.Newsround
Ten-year-old Meika from London is on the case as Tintin.
UCG of Newsround viewer Meika.Newsround
Six-year-old Wilfred in Surrey looks likes he's come straight from Camp Half Blood in this Percy Jackson costume.
UCG of Newsround viewer Wilfred.Newsround
Bronte and Molly's mum is a teacher, so the snow meant they all had the day off! So they imagined they were in Hogwarts and dressed as Hermione, Ginny and Professor McGonagal.
UCG of Newsround viewers Bronte and Molly.Newsround
But can they cast a spell better than Jessica from Knutsford? She dressed as Mildred Hubble from the Worst Witch.
UCG of Newsround viewer Jessica.Newsround