This time Dave is joined by comedian Russell Howard and sports presenter Hazel Irvine. Ideas include a health-and-safety-conscious way of being angry and also a quick and easy way of doing the 'top 50 things to do before you die'.

This week Dave is joined by The Hairy Bikers (Dave Myers, Simon King), and journalist Jane Moore.

Dave is joined by broadcaster Vanessa Feltz and comedian Richard Herring, who help to test-drive a device to help nervous job interviewees, and test a stress-free way to dip nachos. Dave sends roving reporter Jeff Brazier to a field, to try out a new game involving sheep.

Comedians Chris Addison and Mel Giedroyc join Dave Gorman to discuss inventions, schemes and policies pitched by members of the public, with ideas ranging from a machine that can simulate a person's handshake to a discreet device for fixing wedgies.

Musician Noddy Holder and comedienne Shappi Khorsandi join Dave Gorman to discuss inventions, schemes and policies pitched by members of the public. Ideas include a device that allows men to play computer games without neglecting their partners, and a gadget to get rid of unwanted house guests. Last in the series.