SENSATIONS — 10/07/08

Mariah Carey and Nick Cannon, given the honor Monday of being the first people to dine in the new private dining room at Rao’s at Caesars Palace. It  opens next week. Speculation that Carey might be  pregnant were put to rest when sipped on a glass of Insignia with her meal. When the managers gave her a cookbook and teased her about probably never having time to use it, Cannon interjected that Mariah makes a fabulous clam sauce...

Bette Midler, dining at  Sushi Roku in the Forum Shops on Saturday with three guests...

At BOA  Steakhouse in the Forum Shops: Aussie Michael Johns, who finished in eighth  place in "American Idol" last season...

Actress Heather Graham,  at the 7 p.m.  performance of "Love" (Mirage) on Monday. She was accompanied by director Todd Phillips.  They are in town filming for "The Hangover," a Las Vegas-set comedy  centered around three groomsmen who lose their about-to-be-wed buddy during  their drunken misadventures, then must retrace their steps in order to find him...

At "O" (Bellagio) on Sunday: actress Heather Graham, meeting cast members backstage. Also at the show: Natasha Henstridge...

Actor Martin Lawrence, taking in “Jersey Boys” (Palazzo)...

San Francisco Giants pitcher Barry Zito, dining at Yellowtail Sushi Restaurant & Bar at Bellagio on Sunday...

At LAVO (Palazzo) on Sunday: Wayne Brady and Lawrence at separate tables, Backstreet Boy AJ McLean and the cast of Showtime’s “Dexter.”…
 
Kiki and Lauren from Paris Hilton’s new MTV reality show “My New BFF,” spotted at Forty Deuce (Mandalay Bay) Saturday Night…

At ROK Vegas (New York New York):  Danity Kane’s  Aundrea Fimbres, with friends, and  New York Giants Hall of Famer Lawrence Taylor, at another table.