Guy vs. Rachael - Exclusive!

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While celeb chefs like Paula Deen and Anthony Bourdain battle in the press, Guy Fieri and Rachael Ray are wielding their knives in a more suitable setting: the kitchen!

Two of the worlds most famous culinary creators will face off in The Food Network's newest reality competition series, Celebrity Cook-Off, and ETonline has an exclusive first look at the duo in action.

Watch as Rachael mentors Lou Diamond Phillips and Guy whisks Cheech Marin into a foodie frenzy before the two upstarts put their reputations on the line to win cash for their charity of choice and the championship title!

Rachael vs. Guy: Celebrity Cook-Off premieres January 1 at 9 p.m. on Food Network.