Out Of Control! 'RHOBH' Star Kim Richards Arrested At The Polo Lounge, Source Says She Was 'Drinking Vodka Tonics' All Night

Kim Richards was arrested at the Beverly Hills Hotel on Thursday after a drunken rampage and RadarOnline.com has exclusive details about her out of control night.

The Real Housewives of Beverly Hills star was drinking at the infamous Polo Lounge when she became "unruly" and was asked to leave.

"Kim had been drinking vodka tonics all night," a source told RadarOnline.com.

"At some point after midnight, the bartender decided that Kim had enough to drink, and refused to serve her."

of Reese Witherspoon's book, the former child star grew belligerent.

"She became very, very angry, and loudly said, 'Don't you know who I am?'"

The reality star left the restaurant but did not leave the hotel.

"She eventually locked herself in a bathroom and was refusing to come out and causing a scene," the source told RadarOnline.com. "Cops had to be called at that point."

Richards, who has been adamant that she is sober, was reportedly dragged out of the restroom and taken into custody. While there, she allegedly kicked a police officer.

She was issued a citation and was subsequently released.

Stay with RadarOnline.com for developments in the story.