# Witness: The Tour

> Fourth concert tour by Katy Perry

**Wikidata**: [Q29956836](https://www.wikidata.org/wiki/Q29956836)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Witness:_The_Tour)  
**Source**: https://4ort.xyz/entity/witness-the-tour


## References

1. MusicBrainz