It shows church members standing the youth on his feet by holding him under his arms, and people shouting as organ music plays.

‘Come out of his belly,’ someone commands. ‘It’s in the belly – push.’

Later, the teenager is back on the floor, breathing heavily. Then he’s coughing and apparently vomiting into a bag.

‘Get another bag,’ a participant says. ‘Make sure you have your gloves.’

As the youth lay back on the ground, limp, church members put a white sheet over him.