"The One That Got Away" by Katy Perry, is from her third studio album, Teenage Dream (2010).
Originally titled "In Another Life", the song was produced by Dr. Luke and Max Martin, both of whom co-wrote it with Perry.
https://en.wikipedia.org/wiki/The_One_That_Got_Away_(Katy_Perry_song)
https://en.wikipedia.org/wiki/Teenage_Dream_(Katy_Perry_album)
https://en.wikipedia.org/wiki/Katy_Perry
Originally titled "In Another Life", the song was produced by Dr. Luke and Max Martin, both of whom co-wrote it with Perry.
https://en.wikipedia.org/wiki/The_One_That_Got_Away_(Katy_Perry_song)
https://en.wikipedia.org/wiki/Teenage_Dream_(Katy_Perry_album)
https://en.wikipedia.org/wiki/Katy_Perry