Katy Perry’s Bachelorette Party

Rihanna and Katy Perry hang at the Hard Rock Hotel pool to celebrate Katy’s bachelorette party on September 18, 2010 in Las Vegas, NV.

  Your Reaction?

    Starting soon, you'll only be able to post a comment on BuzzFeed using a Facebook account or via our app. If you have questions or thoughts, email us here.

    Hot Buzz

    You’ll Only Pass This Quiz If You’ve Seen Like 8 Adam Sandler Movies


    Be Honest And Tell Us What Your Fart Habits Are

    Now Buzzing