Secret Ingredient with Ashton Kutcher, Liam Payne, Vanessa Hudgens and Mario Batali

Jimmy, Ashton Kutcher, Liam Payne and Vanessa Hudgens take turns guessing the unusual secret ingredient hidden in each course of a three-course meal.

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The Tonight Show Starring Jimmy Fallon features hilarious highlights from the show including: comedy sketches, music parodies, celebrity interviews, ridiculous games, and, of course, Jimmy's Thank You Notes and hashtags! You'll also find behind the scenes videos and other great web exclusives.

Secret Ingredient with Ashton Kutcher, Liam Payne, Vanessa Hudgens and Mario Batali
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