The One That Got Away

"The One That Got Away" is a song by Katy Perry, written in the key of B major. It was released as the sixth single from her third studio album, "Teenage Dream," in 2011. Katy Perry co-wrote the song with Dr. Luke and Max Martin, who also produced it. In terms of trivia, this song was initially intended to be the album's final single but ended up being released after the success of its predecessors. It peaked at number three on the Billboard Hot 100 chart and received positive reviews from music critics. The melody of "The One That Got Away" is catchy and encompasses Perry's signature pop sound, featuring a blend of electronic and rock elements with a memorable chorus.