How much do you know about Katy Perry? Do you know it all? Test yourself on questions from four categories. At it tracks your high scores so you can try to beat your best.
And you can follow Katys music, YouTube, and Twitter from within the app.
How much do you know about Katy Perry? Do you know it all? Test yourself on questions from four categories. At it tracks your high scores so you can try to beat your best.
And you can follow Katys music, YouTube, and Twitter from within the app.