Britney Spears was working hard in the dance studio this week and decided to give us a peek into her tour-preparation progress. Last time, we were impressed with how toned she looked in her cropped shirt and now she's even hotter! For this session she showed off a variety of tops, including a skimpy bikini — perhaps getting used to shaking her stuff wearing next to nothing on stage. Britney recently revealed the stage set up for her Circus tour and she's staying true to her theme with a three-ring stage. Britney has done an admirable job of staying out of the spotlight recently until she's ready to burst back into the spotlight in front of thousands of fans.
To see more of Britney's bikini dancing just