Sorry, this video isn’t available any more.Protesters also stood outside the library taunting Sab and families attending the event.

Police had to escort Sab in and out of the building for his own protection – often to the shouts of ‘paedo protecters’. A parent, who did not want to be named, believes the drama illustrated the point of Aida’s story.

Aida had read her book The Three Goats United to the kids, all between the ages of three and 11. The story is about a pink goat who is encouraged by her friends to stand up to a wolf bullying her. ‘There is no need to shout over people or be bullies,’ the dad said.