Original sentence: Spike is one of the youngest vampires on the show, and he claimed in Season Four that he was 126, although in School Hard, Giles read that he was barely 200.The name William Pratt is probably a reference to horror actor Boris Karloff, whose birth name was William Henry Pratt.William's surname is given as "Pratt" in the non-canon comic Old Times and is written on the label of his jar of blood in the canon comic, Spike - Asylum #002
Edited sentence: Spike is one of the youngest recurring vampires on the show, and he claimed in Season Four that he was 126, although in School Hard, Giles read that he was barely 200.The name William Pratt may be a reference to horror actor Boris Karloff, whose birth name was William Henry Pratt.William's surname is given as "Pratt" in the non-canon comic Old Times and is written on the label of his jar of blood in the canon comic Spike: Asylum #002