'Hills' star Stephanie Pratt arrested for DUI

Released from jail after posting $5,000 bail

Authorities say reality television star Stephanie Pratt has been arrested on suspicion of drunken driving.

Los Angeles police say the 23-year-old Pratt was arrested early Sunday outside a party in Hollywood. Pratt is featured on the MTV show "The Hills" along with her brother, Spencer Pratt.

She was booked at Van Nuys jail on suspicion of driving under the influence and was released a few hours later after posting $5,000 bail.

"The Hills" chronicles the personal lives of a number of young people living in Los Angeles.