Across
- 2. This song was recorded for the soundtrack for "The Smurfs 2".
- 6. The final song in the Music Box Medley from the "Dream Within A Dream Tour".
- 7. Britney has writing credits on this "Circus" ballad.
- 9. Britney did a pole dancing routine to this track on the "Circus Tour".
- 11. This "Britney Jean" track features T.I.
- 13. B-Side to the single "Lucky".
- 14. "Femme Fatale" bonus track only released in Japan.
- 19. This track was featured in the perfume ad for "Fantasy Twist".
- 22. The only new track from "B In The Mix".
- 25. This track is sampled in Will.i.am's "Scream & Shout".
- 26. Britney performed this "Blackout" track for the first time in 2013.
- 28. This iconic music video features Britney dancing on a chair.
- 29. This track was performed at the BBMAs in 2015.
- 31. A Japanese inspired remix of this track appeared on the Femme Fatale Tour.
Down
- 1. Footage of Britney rehearsing this "Circus" track leaked online.
- 3. This song was featured on the soundtrack for "Pokemon: The First Movie".
- 4. The final track on "Oops I Did It Again".
- 5. This was the 2nd song in Britney's Medley at the BBMAs in 2016.
- 8. Released as the 4th single from "Britney" in France.
- 10. This track was fan-voted as the final single from "Femme Fatale".
- 12. This "Britney" track has two completely different music videos.
- 15. B-Side to the single "Baby One More Time".
- 16. Britney began her performance at the 2000 VMAs with this track.
- 17. "Britney Jean" track briefly added to the "Piece of Me" setlist.
- 18. "Circus" track performed for the first time in 2011.
- 20. This was the final single from "Britney Jean".
- 21. This song was recorded for Giorgio Moroder's album "Deja Vu".
- 23. This song was featured on the soundtrack for "Catwoman".
- 24. This "Circus" track was an iTunes Pre-Order exclusive.
- 27. Served as the theme song and title of Britney & Kevin's reality show.
- 30. Austin Powers cameos in the music video for this track.