In tonight's trial, our celebrities knowledge of animal calls and the camps ability to mimic those sounds, will be put to the test. Get the answer wrong and they get a dunk tank full of offal.
Morgan Hipworth from Bistro Morgan reveals that in this challenge, contestants will be creating their own doughnut topping and fillings. The two least impressive dishes will send their makers home.
Recruits are pushed to tackle their fears head on in a 60m high forward abseil, while a brutal game of murderball on a black mud plain leaves one recruit with a near concussion.
Celebrities undertake a series of extreme tasks, including jumping backwards out of a helicopter and hand to hand combat, as they begin the challenge of completing the gruelling SAS selection course.