Katy Perry - Swish Swish (Live from Witness World Wide Finale Concert)

Katy Perry is going on tour and she s bringing her boldest stage EVER. A treat for every seat, this is your chance to WITNESS the Tour: https://www.katyperry.com/tour Get Witness by Katy Perry: http://katy.to/WitnessWL Follow Katy Perry: http://www.katyperry.com http://twitter.com/katyperry http://facebook.com/katyperry http://instagram.com/katyperry