The gullible comics take part in another selection of challenges, highlights of which include Sarah Millican flailing about with a frying pan, Fern Brady enjoying the power of a spiky plant and Munya Chawawa pulling off a spectacular billiards shot. In addition, all five contestants spend far too much time searching for a bath, considering the size of the bath.

Prize task: The thing you would most like to have with you on a car journey.

- Sarah Millican: An escape hammer to get out of a car submerged in water. - 5
- Fern Brady: A she-wee. - 4
- Dara O Briain: A suitcase containing a video game console. - 3
- John Kearns: A sailor's hat. - 2
- Munya Chawawa: A co-ordination game. - 1

Task 1, Part 1: Choose a room and a weapon, then await further instructions. Part 2: Pop 99 red balloons. You must use your weapon to pop your 99 red balloons. Shout, "Stop it", when you think you have popped precisely 99 red balloons. Fastest wins. Your time starts now.

- John: 2:29 with the belt in the caravan. - 5
- Dara: 3:20 with the frying pan in the living room. - 4
- Fern, Munya and Sarah: All failed to pop precisely 99 red balloons. - 0

Task 2 (Team Task): Get this feather into the bath. You must not touch the feather, and the feather must not touch the ground. After the feather has left its cushion it must not touch a single thing for more than five seconds in total. The cushion must not leave the lab. If you make any mistake at all, Alex will blow his whistle and you must start all over again. Fastest wins. Finally, you must not say any words at any point from now on. Your time starts now.

- Dara, Fern, and John: 7:45 - 5
- Munya and Sarah: 24:25 - 2

Task 3: Make an exercise ball touch Bernard. Bernard can't move. You may launch an exercise ball from behind the line, and may not touch any balls after each launch. Most balls actively involved in a successful launch wins. Your task ends when a ball touches Bernard or 15 minutes have elapsed. Your time starts now.

- John: 12 - 5
- Dara: 8 - 4
- Sarah: 5 - 3
- Fern: 4 - 2
- Munya: Disqualified for touching a ball after they were launched. - 0

Live task: Blow an item the furthest on the Knappett. If your item falls from the Knappett you are disqualified. The person who blows something the least far each round is eliminated unless someone is disqualified. You must all select your blowers and items before any blowing commences, and you must not use the same blower or item twice. Last player standing wins.

- Dara, Fern, Munya and Sarah - 5
- John - 1

Final scores

- Dara - 21
- John - 18
- Fern - 16
- Sarah - 15
- Munya - 8