Jenna Jameson was arrested on suspicion of misdemeanor battery on Saturday, ET has learned.
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The Newport Beach Police Department confirmed to ET that the adult film star was put under citizen's arrest by the alleged victim, who has not been identified. Jameson has since been released from police custody.
At the time of the alleged altercation, the actress had been celebrating her upcoming 39th birthday (April 9).
This news comes after last year's DUI arrest, where she crashed into a light pole and later pleaded guilty to the charges.