During a four-hour grading session, he completed a range of exercises including 100 press ups, star jumps, sit ups and squat thrusts at Dartford's Combat Camp UK gym.
His mother, Kelly, 27, said today:
– Kelly Owers, Ethan's mum
We are really chuffed with him. It was hard work, particularly as he's so young and so small, but he's thrilled at what he's achieved and he just hammered it.