Anthony Bourdain will be joining the show as a regular judge, who will alternate with Gail Simmons. Challenges include cooking for Jimmy Fallon's 35th birthday at the restaurant Colicchio & Sons and then a Quickfire featuring Sesame Street's Cookie Monster, Telly, and Elmo. Said head judge Tim Collichio, "To have the Muppets here and to work with them is great... It's iconic." Top Chef All-Stars premieres December 1st.