Britney Spears Zone" and "Blackout". She has also experimented with genres such as dubstep, first on "Blackout"'s "Freakshow" and again on "Hold It Against Me" from "Femme Fatale". Spears' music also has been described as Spears is a soprano. Prior to her breakthrough success, she is described as having sung "much deeper than her highly recognizable trademark voice of today", with Eric Foster White, who worked with Spears for her debut album "...Baby One More Time", being cited as "[shaping] her voice over the course of a month" upon being signed to Jive Records "to where it is today—distinctively, unmistakably Britney". Rami
Britney Spears her, her property or family members. Spears embarked on The Circus Starring Britney Spears in March 2009. With a gross of U.S. $131.8 million, it became the fifth highest grossing tour of the year. In November 2009, Spears released her second greatest hits album, "The Singles Collection". The album's lead and only single, "3" became her third number one single in the U.S. In May 2010, Spears's representatives confirmed she was dating her agent Jason Trawick, and that they had decided to end their professional relationship to focus on their personal relationship. Spears designed a limited edition clothing line for