Circus [Bonus Track]

Original Release Date:  December 2, 2008

Track Listing

• 1. Womanizer
• 2. Circus
• 3. Out from Under
• 4. Kill the Lights
• 5. Shattered Glass
• 6. If U Seek Amy
• 7. Unusual You
• 8. Blur
• 9. Mmm Papi
• 10. Mannequin
• 11. Lace and Leather
• 12. My Baby
• 13. Radar
• 14. Amnesia

Credits

• Shelly Peiken: Composer
• Guy Sigsworth: Composer
• Max Martin: Composer
• Harvey Mason, Jr.: Composer
• Britney Spears: Composer
• Balewa Muhammad: Composer
• Wayne Hector: Composer
• Arnthor Birgisson: Composer
• Nicole Morier: Composer
• Henrik Jonback: Composer
• Lukasz "Dr. Luke" Gottwald: Composer
• Alexander Kronlund: Composer
• Kasia Livingston: Composer
• Nathaniel "Danjahandz" Hills: Composer
• Candice Nelson: Composer
• James Fauntleroy: Composer
• Claude Kelly: Composer
• Marcella "Ms. Lago" Araica: Composer
• Frankie Storm: Composer
• Luke Boyd: Composer
• Rob Knox: Composer
• Savan Kotecha: Composer
• Shellback: Composer
• Nikesha Briscoe: Composer
• Pontus Winnberg: Composer
• Stacy Barthe: Composer
• Adrien Gough: Composer
• Peter John Kerr: Composer
• Ronnie Jackson: Composer
• Rafael Akinyemi: Composer
• Ezekial Lewis: Composer
• James Washington: Composer
• Henry Walter: Composer
• Christian Karlsson: Composer
• Benjamin Levin: Composer