Nicky Hilton's Boyfriend is Useful

Spending days behind bars has clearly left an impression on Paris Hilton, who ends each night of bar-hopping with either a limo or a designated driver.

Last night, it was the latter, when her sister Nicky's boyfriend David Katzenberg drove Paris's baby blue Bentley home from Villa Lounge in West Hollywood.

I knew boyfriends were good for something...