As you plan your Christmas dinner this week, heed celebrity trainer Harley Pasternak's warnings and load up your menu with his healthy staples.

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Us Weekly asked Pasternak -- who will appear as a cohost on ABC's transformation series The Revolution in January -- to give Us foods to eat and others to skip during holiday dinner.

Check out the video above for his choices, and tune in to The Revolution, starting January 16 on ABC.

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