Everyone knows that no Halloween is complete without seeing celebrity kids decked out in adorable costumes. From superheroes and villains to cartoon characters and desserts, stars like Katie Holmes and Jessica Alba have gone above and beyond with their kids' costumes over the last few years — and that makes us all the more excited to see what they'll be this year!

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Click through the gallery to see photos of famous kids in the cutest Halloween costumes you will ever see.