Buzz·Posted on 24 Aug 201619 Parents Who Completely Nailed Book Week CostumesSo much creativity!by Caitlin JinksBuzzFeed Staff, AustraliaLinkFacebookPinterestTwitterMail 1. This marvellous Madeline. View this photo on Instagram 2. This Mad Hatter duo, who prove two is better than one. View this photo on Instagram 3. This VERY hungry caterpillar. View this photo on Instagram 4. This purr-fect Cat in the Hat. View this photo on Instagram 5. This miniature version of Roald Dahl's BFG. View this photo on Instagram 6. This spectacularly spooky Slappy the dummy. View this photo on Instagram 7. And this spot-on R.L. Stine, complete with briefcase. View this photo on Instagram 8. This charming Paddington Bear. View this photo on Instagram 9. This spellbinding Luna Lovegood. View this photo on Instagram 10. And this adorable Harry Potter, who is ready to take on Voldemort. View this photo on Instagram 11. This very Aussie Kookoo the Kookaburra. View this photo on Instagram 12. This on-point Darth Vader and Rey, who both look out of this world. View this photo on Instagram 13. This delightful Oompa Loompa. View this photo on Instagram 14. This Ash Ketchum, who clearly knows how to catch 'em all. View this photo on Instagram 15. Along with this perfect Pikachu. View this photo on Instagram 16. And this Officer Jenny, armed with an Eevee. View this photo on Instagram 17. This cheeky pairing of Mario and Luigi. View this photo on Instagram 18. This pint-sized Harley Quinn. View this photo on Instagram 19. And this true-blue duo made up of Blinky Bill and Kylie Minogue. View this photo on Instagram