 In discussing post-homicide cold-blooded tranquility, H.B.Irving (a Victorian barrister, and oldest son of the Victorian stage star Sir Henry Irving), author of the "Book of Remarkable Criminals" remarks, “Such callousness is almost unsurpassed in the annals of criminal insensibility.Nero fiddling over burning Rome, Thurtell fresh from the murder of Weare, inviting Hunt, the singer and his accomplice, to ‘tip them a stave’ after supper .