Spears was arrested after being pulled over in March

The pop star's representatives have called the incident "completely inexcusable" and she has since checked herself into rehab.

Britney Spears, who checked into a treatment facility after her March arrest, has been charged with a misdemeanor in Ventura County, California.

Spears was arrested after being pulled over in March

Pop star was arrested in March after she was pulled over for driving erratically on US 101 in California

Britney Spears has been charged in California with driving under the influence of drugs and alcohol.