Sometimes you promise someone forever but it doesn't work out that way. Watch Katy Perry and Diego Luna star in the sixth chapter of the "Teenage Dream" story. Do you have "The One That Got Away"? Download "The One That Got Away", the sixth single off Katy's album 'Teenage Dream' here: http://goo.gl/LYiQG Music video by Katy Perry performing The One That Got Away. Directed by: Floria Sigismondi / Produced by: Jannie McInnes & Danny Lockwood (P) (C) 2011 Capitol Records, LLC. All rights reserved. Unauthorized reproduction is a violation of applicable laws. Manufactured by Capitol Records, LLC, 1750 North Vine Street, Hollywood, CA 90028. #VEVOCertified on April 22, 2012. http://www.vevo.com/certified...