NBCUniversal Inc. April 20, 2017 3:49 am ‘Tonight': Secret Ingredient With Anthony Bourdain and Sienna Miller Jimmy Fallon, Anthony Bourdain and Sienna Miller take turns guessing the unusual secret ingredient hidden in each course of a “gourmet” meal, earning points if they guess right. US & World Videos 1:52 Amanda Seyfried reveals her kids' reaction to her daring metallic Met Gala look 1:34 Nicole Kidman floored over Olivia Rodrigo's AMC ad tribute 3:45 Gabrielle Union and Dwyane Wade's daughter had cutest reaction to mom's Met Gala dress 1:12 Ariana Grande channels Glinda at 2024 Met Gala 1:35 Rita Ora reveals Taika Waititi's last-minute change to her Met Gala dress: ‘Thank God'