She had worked for Duncan Drye, the owner of the horse called Lucas, providing rides in Bury St Edmunds town centre since April 2011.
BBC: Carole Jane Bullett horse death inquest hears from handler
2.
Mr Drye's solicitor has told the court that neither his client nor his wife Amanda could remember giving the instruction to remove the bridle.
BBC: Carole Jane Bullett horse death inquest hears from handler
3.
Ms Tyrrell told the court she was "pretty certain" she had been told to remove it by Mr Drye and it would not have crossed her mind to do so if he had not asked her.
BBC: Carole Jane Bullett horse death inquest hears from handler