Britney Spears has pleaded guilty to driving under the influence following a March incident in California . Spears , 44, had been charged with one misdemeanor count of DUI by prosecutors in Ventura County. The “Circus” singer was pulled over March 4 by California Highway Patrol officers, according to the Ventura County Sheriff’s Office’s inmate records. Via a defense lawyer, Spears pleaded guilty to a misdemeanor charge of driving under the influence of drugs and alcohol at an arraignment at a Ventura County courthouse Monday, The New York Times reports . 911 dispatch audio obtained by US Weekly revealed that Spears was driving a black BMW 2026 convertible, with the operator describing the vehicle “erratic[ly] braking, swerving and driving with no taillight.” Britney Spears has plead guilty to her DUI charge (Invision/AP) She was booked by the sheriff’s office around 3 a.m. Wednesday, and was released from custody hours later.…