Written by Perry and Bonnie McKee and produced by Dr. Luke, Max Martin and Benny Blanco, the tune reflects that feeling of young teenage love, and Perry described the song as reminiscent of her youth.

These songs once landed high on the Hot 100, but over the years they've been overplayed. Still, they have their merits.

This Vintage Pop Stardom episode of the Greatest Pop Stars podcast looks at the signature year from the artist then known as ...