Spears workout yoga; cardio [VIDEO]

Spears workout yoga; cardio [VIDEO], Ya wanna look hot in a bikini? Ya gotta work, b**ch. Britney Spears tells no lie. Spears opens up about her yoga and cardio sessions ahead of her 2-year Piece Of Me residency at Planet Hollywood in Las Vegas.

Several of Spears' stunning costumes during the "Piece of Me" show revealed the singer's bare contoured midriff, and her comments come after she was accused of faking her toned six-pack with special make-up when photos from final dress rehearsals were released last month.

The 32-year-old mom of two defended herself against accusations of using deception while speaking to Shape magazine about her grueling workouts, which include cardio and yoga. Go here for more including photo and videos.