holiday costume Halloween costume https://en.wikipedia.org/wiki/Category:Halloween_costume https://en.wikipedia.org/wiki/Halloween_costume https://id.loc.gov/authorities/subjects/sh00002226.html https://www.wikidata.org/wiki/Q5643122 Costumes worn on or around Halloween, a festival which falls on October 31. Halloween costumes are traditionally based on frightening supernatural or folkloric beings. However, by the 1930s costumes based on characters in mass media such as film, literature, and radio were popular. Halloween costumes