Mashable asked the the folks at Google Trends which costumes people are searching for the most.
All About America: Top Halloween Costumes of 2014
- By Dora Mekouar

1
Young models wear two of 2014's hottest Halloween costumes, (from left) Anna and Elsa from Disney's "Frozen" at a Disney Halloween Fashion Show on Oct. 1, 2014, in Glendale, Calif.

2
Olaf from Disney's "Frozen" is another of Halloween 2014's most popular costumes.

3
Angelina Jolie as Maleficent, one of 2014's most popular Halloween looks. (Greg Williams/Disney)

4
Groot from "Guardians of the Galaxy" makes 2014's list of most popular Halloween costumes. (Marvel Cinematic Universe)