Katy Perry has already revealed that Unconditionally is her favorite song on Prism.
Now she's ready to reveal just what this year's Firework means to her, and how she took that vision to the screen on her epic music video!
Hint: it's all about the beauty! (As if Katy had to tell us that! LOLz!)
Ch-ch-check out the video (above) to get a great behind-the-scenes look at all the romantic action!