Katy Perry: Hollywood Bowl 'We Can Survive' Benefit Concert!

Katy Perry hits the stage for a sound check before performing at her Citi Presents Katy Perry’s: We Can Survive benefit concert on Wednesday evening (October 23) at the Hollywood Bowl in Los Angeles.

That same night, the 28-year-old entertainer took part in an AMP 97.1 hosted meet and greet in celebration of her new album Prism. Also in attendance at the concert and meet and greet were Sara Bareilles, Bonnie McKee, Ellie Goulding, Kacey Musgraves, and Tegan and Sara.

Check out Katy performing her hit song “Roar” with Tegan and Sara below!

FYI: Katy is wearing Unif at the meet and greet. At the sound check, she is wearing Alexander Wang with an AllSaints gold chain and Christian Louboutin shoes.

15+ pictures inside of Katy Perry and others at the Citi Presents Katy Perry’s: We Can Survive benefit concert…