Laura Grimshaw and Chris Pearson take a look back at some of the Podcast Radio Hour highlights and best guests of 2021. Featuring: Nicola Coughlan and Camilla Whitehill from Whistle Through The Shamrocks Pandora Sykes from Pieces of Britney Repeat Beat Poet from Lunar Poetry Podcast Danny Robins from The Battersea Poltergeist and Uncanny Karen Rice from Stolen Goodbyes Justin Rowlatt - the BBC's Environment Editor and presenter of A Pyrotechnic History of Humanity Caro Mincks from Seen and Not Heard Nicky Campbell from One of the Family Benbrick from Have You Heard George's Podcast? Tom Price from My Mate Bought A Toaster And guest presenters Jessica Fostekew, Jon Holmes, Scott Bryan, Shivani Dave, Salena Godden, Isy Suttie, Greg Cochrane and Ella Watts.