Some people do not understand. It's a response to empire state of mind. It is supposed to give the vibe of fun in the sun. She is portraying the California life. Also, blame the producer that made this song and Tik Tok. It isn't the artist's fault if they sound similar. I love this song %100 better!
Here you can watch Katy Perry youtube video in California Girls and here is a beautiful photo of her.
