Halloween is less than a week away, but it's not too late to pick out a costume. We stopped by Lucy in Disguise with Diamonds to talk to the experts about this year's most popular costumes.

Google also put together its own list based on search data:

The top 5?

1) Wonder Woman

2) Harley Quinn

3) Clown

4) Unicorn

5) Rabbit

To see the full list, visit here.