Gemma Arrowsmith has a new sketch show on Radio 4, but will she be able to host it herself? Newscast's Adam Fleming is drafted in to give some gravitas to proceedings. Show more

Gemma Arrowsmith has a new sketch show on Radio 4, but will she be able to host it herself? Gemma competes with Paterson Joseph to bring us a host of sketches, written by Gemma. Show more

Gemma Arrowsmith's sketch show continues, but Joanna Lumley is hosting. Can Gemma secure her own 'national treasure' status in time to take back control of her show? Show more

In the last episode of the series, a new artificial intelligence called E-Host! has replaced Gemma - what could possibly go wrong? Show more