Kevin Costner Weds

Dances with Wolves" star Kevin Costner has wed his girlfriend of five years, Christine Baumgartner, at his Colorado mountain ranch. The afternoon wedding, held Saturday, was attended by 300 of their family and friends. It is the second marriage for the 49 year old Costner, and the first for 30 year old Christine. The bride wore a white gown designed by Monique Lhuillier and a beaded lace veil. Costner wore Ralph Lauren.

It was a weekend JULIANNE MOORE will certainly remember. Her new movie, The Forgotten, opened in first place at the box office, taking in 22-million dollars. Last week's number-one film, Sky Captain and the World of Tomorrow, ran out of gas in a hurry and sank to a distant number-two with 6.7-million dollars.

As for other new releases, the KATIE HOLMES flick, First Daughter, had anything but a presidential reception, finishing in a tie for fourth place, while the campy Shaun of the Dead, which debuted in only some 600 theaters, managed an eighth-place showing.

ARNOLD SCHWARZENEGGER won't let a little thing like being governor of California stop him from acting. The Governator is in talks to appear in Terminator 4, although the paper says he would have a small role. A script has already been completed and if all goes smoothly, the flick could begin production sometime next year.

JANET JACKSON may not have heard the last of Nipplegate. Sources familiar with CBS and Viacom tell us the network is thinking of sending Jackson a bill for $550,000 — the exact amount of the fine the FCC laid on CBS after Jackson's nipple "accidentally" slipped out of her costume during the Super Bowl halftime show last winter.