Live from day four of COP26 in Glasgow, Alex Scott and Gethin Jones are joined by comedian, turned psychotherapist, Jack Dee to talk about his new book 'What is Your Problem?'. Actor and activist Cel Spellman explains the importance of making young people more green aware with his new BBC Bitesize project – The Regenerators. Plus there's a replica Formula E racing car in the studio, made entirely from single-use plastic. And one deserving viewer gets a One Big Thank You.