“Teenage Dream” is arguably Katy Perry‘s signature song. One of the writers did not want to hand the track over to the “Dark Horse” singer, but she had to because she was in a desperate situation. The ...

Forbes contributors publish independent expert analyses and insights. Hugh McIntyre covers music, with a focus on the global charts. A little more than a decade and a half ago, Katy Perry changed what ...

Add Yahoo as a preferred source to see more of our stories on Google. With Max Martin, Dr. Luke, Stargate, and a still-rising young gun named Benny Blanco in her corner, Perry constructed a ...