hall

Each track also has a set dance so, once someone has learned the steps, they can join in with it at any dance hall - worldwide.

Ms Canney recalled that her son was lying on the hall floor on his front with "a lot of blood about".

Despite this, she was denied entry and sent to isolation in the sports hall with at least 40 other students, the mother said.

"When it was put in, the hall suddenly felt totally different," she said.

"In the hall I've got half a dozen bottles, cardboard, paper and a lot of plastic recycling."