The album, which is out on December 1st, will be lead by the single ‘Womanizer’.

As previously reported, the singer is due to perform the song on The X-Factor later this year.

Reports on Saturday also claimed that Spears was preparing to announce a two-week residency at London’s O2 Arena next summer.

The tracklisting for ‘Circus’ is:

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

(by Jason Gregory)