Katy Perry: 'Prism' Album & Release Date Announced

Katy Perry has just announced the release date for her upcoming fourth album Prism!

“Find the #PRISM semi, take a picture and I’ll RT you. Don’t worry, Los Angeles is just the first stop on the map,” the 28-year-old singer tweeted earlier in the day.

PHOTOS: Check out the latest pics of Katy Perry

Later in the day, Katy‘s BFF and stylist Johnny Wujek posted a pic on Instagram and wrote “Wahoo. My girls new album is announced. PRISM. 10.22.13. Get ready to be enLIGHTened#you’reGonnaflip #everysongisaHit.”