Girl
John Owens
Each song is by the name of a musical group or solo act with a woman's name in the artist's name. Furthermore, each of these names is the first name of a First Lady (wife of the President of the US, clued by "number one girl").
The nth president maps to number n; mod with 26 and take the appropriate letter of the alphabet.
| letter | ## | First Lady | Artist | Song |
|---|---|---|---|---|
| P | 16 | Mary Todd Lincoln | Peter Paul and Mary | Puff the Magic Dragon |
| R | 18 | Julia Dent Grant | Julia Fordham | Happy Ever After |
| E | 31 | Lou Henry Hoover | Lou Reed | Take a Walk on the Wild Side |
| Z | 26 | Edith Kermit Carow Roosevelt | Edith Piaf | La Vie En Rose |
| L | 12 | Margaret Mackall Smith Taylor | Margaret Whiting | Moonlight in Vermont |
| A | 27 | Helen Herron Taft | Helen Reddy | I Am Woman |
| C | 29 | Florence Kling Harding | Florence Foster Jenkins | Biassy |
| K | 11 | Sarah Childress Polk | Sarah McLachlan | Ice Cream |
| I | 9 | Anna Tuthill Symmes Harrison | Anna Vissi | Everything I Am |
| N | 14 | Jane Means Appleton Pierce | Jane's Addiction | Been Caught Stealing |
| G | 7 | Rachel Donelson Jackson | Rachel Loy | The Same Man |
| O | 41 | Barbara Pierce Bush | Barbara Mandrell | Sleeping Single in a Double Bed |
| N | 40 | Nancy Davis Reagan | Nancy Sinatra | These Boots are Made for Walking |
| E | 31 | Lou Henry Hoover | Lou Bega | Mambo Number 5 |
The message indicates "PREZ LACKING ONE", indicating a first lady; the only unmarried president was James BUCHANAN.
Comments in the mp3 id3 tags spell out "UNPOISSONROUGE" (one letter per mp3 file) or "a red fish", aka "red herring".