Katy Perry Performs at iHeartRadio 'Prism' Release Party!

Katy Perry is all dolled up while performing on stage at her iHeartRadio Prism Album Release Party on Tuesday (October 22) in Los Angeles.

“Bringing u LIVE acoustic performances of my new #PRISM songs @ 9p ET/6p PT TONIGHT!” the 28-year-old singer tweeted earlier in the day.

PHOTOS: Check out the latest pics of Katy Perry

In case you missed it, check out Katy looking glamorous on the cover of W magazine’s November 2013 issue.

Katy will be performing at the Hollywood Bowl today (October 23), alongside Ellie Goulding, Sara Bareilles, and Tegan and Sara.

FYI: Katy is wearing Aperlai shoes.

15+ pictures inside of Katy Perry performing at the Prism record release party…