Si Pettit is a regular collaborator and irregular guest on The Conversation Hat. He also plays bass in London good-time grungers, Subterranean Popular. We chat about TV shows we wish were brought back, grave robbing vs archaeology, and materials for false teeth.You can get more info on Subterranean Popular, including future performances, on their Facebook page:https://www.facebook.com/SubterraneanPopular/This episode includes a sketch entitled The Invention - written by Liam, Laura and Si, with music by Liam and Si.We've also created some merch designs using Lauren's fantastic Serenity, available on Redbubble right now:https://www.redbubble.com/people/stabbedpanda/works/33502593-firefly-serenity-cartoon?asc=u&p=classic-tee==============================Our plan is that this show will always be available for free, but super fans are encouraged to support The Conversation Hat via Patreon. There's a plethora of rewards available for doing so, including early access to episodes, merch packs and much more:www.patreon.com/conversationhatSuper Loot want to deliver a box of nerdy merch and geeky chic to your doorstep each month, and will do so for a hilariously affordable price:www.superloot.co.uk/?ref=988Other ways to support without giving us money:* Tell a friend about the show!* Sign-up to our mailing list: eepurl.com/bNX8A1* Find us on Twitter and Facebook then like, follow, re-Tweet and all of that. * Subscribe to StabbedPandaTV on YouTube and watch all the conversation Hat videos on there.* Subscribe to this SoundCloud account, hit those heart buttons, re-post, and we'll see you in a fortnight!==============================The Conversation Hat is hosted by Ben Pierson and Liam Taylor, and edited by Laura Elmer.Artwork by Lauren Garnett. Check out her Facebook Page: www.facebook.com/LGFlashDesignsAnd her Etsy Store: www.etsy.com/uk/shop/LGFlashDesignsMusic by Liam TaylorThe Conversation Hat is managed by Odd Creative Ltd.