Eventually , after tumultuous applause from the pit , the curtain reopened and Siddons was discovered sitting in her own clothes and character - whereupon she made an emotional farewell speech to the audience lasting eight minutes . Eventually , after tumultuous applause from the pit , the curtain reopened and Siddons was discovered sitting in her own clothes and character â '' whereupon she made an emotional farewell speech to the audience lasting eight minutes .