Anderson and Klok showed up at the Hofbrauhaus Las Vegas for a ceremonial Oktoberfest keg-tapping on Friday before their show, but Anderson rushed away without talking to reporters.

Earlier this week, Anderson toyed with a reporter, saying "I'm not really engaged. I don't know what I am ... we may never get that far," according to Contactmusic.com.

The couple is well known for separate sex tapes; hers with former husband Tommy Lee and his with Paris Hilton, which reportedly netted Salomon more than $8 million in sales.

THE SCENE AND HEARD

Celine Dion was forced to cancel her entire weekend of shows Friday after her viral infection showed no improvement, her publicist said in a statement. She remains under doctor's orders to rest at home until she has fully recovered. ... The buzz around the MGM Grand Garden Arena was that the Goo Goo Dolls are one of the two surprises in the entertainment lineup at tonight's Andre Agassi Grand Slam for Children.

... Impressionist Rich Little is heading for the Golden Nugget showroom later this month, his first long-term headliner engagement in almost two decades. He told me it's a six-month deal.

... When Las Vegas Hilton executives gathered recently in one of the Sky Villas to throw a welcome-to-the-Hilton luncheon for the newly signed Scintas, 87-year-old Mary"Mama" Scinta stole the show. She arrived with more than seven pounds of her to-die-for lasagna. "It was not a bribe, it was thank-you," she told me Tuesday at media night, one of the opening events. Hilton CEO and general manager Rudy Prieto was seen taking home a brick of the heavenly Sicilian pasta for his better half. ...

Hot spots, cool stuff: Actor Mario Lopez celebrates his 34th birthday tonight at Tao Las Vegas at The Venetian.

... Some tickets are still available to Agassi's mega-event. Ticket information: 702-474-4000 or MGM Grand Garden Box Office.

Correction

Oktoberfest continues another three weeks at the Hofbrauhaus, which I misstated in Friday's column.

SIGHTINGS

"Leaving Las Vegas" star Nicolas Cage, dining Friday at Joe's Seafood, Prime Steaks & Stone Crab (Forum Shops at Caesars). ... Teen sensation Vanessa Hudgens of "High School Musical" and "High School Musical 2," signing autographs and posing for photos Friday at the International Vision Expo West. The 18-year-old actress/singer, who is dating co-star Zac Efron, found herself in a controversy last month when nude photos of her surfaced online. ... Comedian Penn Jillette, having a late lunch Friday at the newly opened Grimaldi's Pizzeria on Eastern Avenue.

THE PUNCH LINE

"Brad Pitt is saying that George Clooney should run for president, which I think would be good for this country. Anything to keep him from making 'Ocean's 14.'" -- Craig Ferguson

Norm Clarke can be reached at 383-0244 or norm@reviewjournal.com. Find additional sightings and more online at www.normclarke.com.