Teenage Dream

"Teenage Dream" by Katy Perry is a pop song performed in the original key of B-flat major. Released in 2010 as the second single from Perry's album of the same name, the song was composed by Katy Perry, Bonnie McKee, Dr. Luke, and Max Martin. It became Perry's third chart-topping single on the Billboard Hot 100 and received widespread critical acclaim for its catchy and infectious melody. The track's lyrics depict youthful romance and encompass themes of love, adventure, and the desire for eternal youth. As a fun fact, Katy Perry revealed that the song was inspired by her own experiences and her nostalgia for teenage love. The melody of "Teenage Dream" is characterized by its energetic and vibrant pop sound, incorporating a blend of electronic and organic elements.