Ron Duprat

Food Network's Amanda Freitag invites actress Jamie-Lynn Sigler to bring some cheer to the arena. They ho-ho-ho-hope that either Chef Ron Duprat or Chef Gabriel Pascuzzi can slip in Grinch-style to steal the win from Bobby Flay.

The final three chefs battle it out to cook the best meal of their lives and earn the prestigious title of Bravo's "Top Chef" in the final episode of "Top Chef: Las Vegas."

The contestants take over chef Rick Moonen's restaurant while he serves as their guest judge.

In the eighth episode of "Top Chef: Las Vegas," the chefs arrive at guest judge Charlie Palmer’s Aureole restaurant at Mandalay Bay Resort and Casino, where the wine supply is never-ending. They must work in conjunction with Food & Wine magazine to host one of Palmer’s famous Pigs and Pinot events.

Contestants visit "Craft Steak" in Las Vegas to cook for actress Natalie Portman and friends.

It's hotel heaven for the six remaining chefs on "Top Chef: Las Vegas." The chef'testants must whip up the perfect breakfast in bed dish. Nigella Lawson, noted food journalist and author of "How To Eat" serves as guest judge.