The songs "My Melancholy Baby" (when George dances with Toshiko), "(There'll Be Bluebirds Over) The White Cliffs of Dover" (during the air raid) and "A Nightingale Sang in Berkeley Square" (when Jack dances with his namesake) are performed in this episode sung by Melissa Moore.
Captain | captain | Jack Kerouac | Captain America | Jack Nicholson | Jack Nicklaus | Jack the Ripper | Jack London | Jack Kemp | Jack Kirby | Captain (United States) | Jack Lemmon | Jack Black | Jack Abramoff | Captain (land) | Jack Dempsey | Jack Benny | Jack White | Wolfman Jack | Union Jack | Jack White (musician) | Jack and the Beanstalk | Captain (association football) | Jack Johnson | Jack Charlton | Captain Kangaroo | Jack Palance | Jack Daniel's | Jack | Captain Hook |
Captain Jack Harkness, fictional character in Doctor Who and its spin-off Torchwood carries the rank of group captain on his great-coat, however he is always mistakenly referred to as just "captain".