Who's opening for Katy Perry? What songs are on her tour setlist? Everything to know about the concert at PHX Arena (formerly Footprint Center).

Katy Perry’s butterfly prop dropped mid-air during a concert at the Chase Center in San Francisco, nearly causing a fall. Trump slams "troublemakers" after grand jury order to unseal Epstein files Superman director says Henry Cavill was fired from DC in ‘terrible’ way Buried in Trump’s beautiful bill is a new $250 fee on travelers to the U.

Katy Perry is the latest performer to experience a mishap while flying above a crowd of fans, just weeks after Beyoncé paused her show briefly in Houston due to a suspended car malfunctioned. MORE ON ARTS: Hill Country arts venues along Guadalupe River suffer major damage from the flood Perry's fans in San Francisco on Friday night feared for the pop singer after a large butterfly-shaped prop carrying her through the air jolted and caused her to slip in her seat - creating a slight pause during her performance of her hit song "Roar.