Pizza murder is there to introduce us to the mafia okay and the fact that uncle Enzo and the rest of the folks in the mafia like to deal with their problems face to face they don't like to deals with abstract problems so rather than deal with general customer dissatisfaction with late pizzas they show up at your house after you killed the pizza guy. They are one of the major players in the ultimate like plot of the book so you need them to like be in the background because uncle Enzo has to get in get infatuated with YT hero needs to get drawn in and out of the mafia system as he's working on his stuff Andrew can I continue  I guess I