When Cersei tries to go to her daugther's funeral, he and a small group of soldiers bars her from doing so, stating that the King ordered them to do so. When Ser Gregor Clegane intimidates him with his size, the Lannister captain and his men prepared themselves to fight him, should he attack. However, Cersei acquiesces, and the Kingsguard escorts her back to her room, much to the relief of the Lannister captain and his men.