David Kato for them to be killed in cold blood like he was." However, he stated, "I have no regrets about the story. We were just exposing people who were doing wrong." In Spring 2011, Boston's American Repertory Theater and System of a Down's Serj Tankian dedicated their production of "Prometheus Bound" to Kato and seven other activists, stating in program notes that "by singing the story of Prometheus, the God who defied the tyrant Zeus by giving the human race both fire and art, this production hopes to give a voice to those currently being silenced or endangered by modern-day oppressors".
Chained to the Rhythm peaked at number 17 on the Mexico Airplay chart. "Chained to the Rhythm" also became Perry's 14th top 10 entry in the United Kingdom, where it debuted at number seven on the UK Singles Chart. The following week, it rose to number five in the nation after her performance at the 2017 Brit Awards. The track remained at number five during its third week before descending to number 17 a week later. On April 28, 2017, the British Phonographic Industry certified the song Gold for shipments of 400,000 units. In Australia, the song reached number four on the ARIA Charts,