Andy Zaltzman quizzes the week's news. Providing the answers, hopefully, are, Alex Massie, Simon Evans, Alice Fraser, and Rachel Parris.

In this episode Andy and the panel deconstruct a Grey Wall, celebrate some Nobel achievements, and get ready for Halloween with the world's largest pumpkin.

Written by Andy Zaltzman

With additional material by Peter Tellouche and Cameron Loxdale

Producer: Sam Holmes Executive Producer: Pete Strauss Production Co-ordinator: Dan Marchini Sound Editor: Marc Willcox

A BBC Studios Production