9 to 5 (Dolly Parton song) the Case") in commercials airing during the mid-1980s "Deadpool 2" featured the song to montage Deadpool's work of killing people for hire. The human version of Applejack in Equestria Girls sings a spoof of the song, "5 to 9", in an Equestria Girls short cartoon about her daily early morning farm chore routine. 9 to 5 (Dolly Parton song) "9 to 5" is a song written and originally performed by American country music entertainer Dolly Parton for the 1980 comedy film of the same name. In addition to appearing on the film soundtrack, the song was the centerpiece of Parton's
Rotten to the Core (song) and short a cappella version during a MTV interview, on September 27. On November 26, she performed "Rotten to the Core" at Macy's Thanksgiving Day Parade. The song was performed at American Spanish-language show El Gordo y la Flaca on December 9. She also sang a Latin remix at Feliz!, a New Year's Eve special on Univision, on December 31. The official music video for the song directed by British directors Naren Wilks and Adam Santelli. It was recorded on July and premiered on Disney Channel in August 23, 2015 after "Best Friends Whenever". The video uses a 3D green