Johnny Sack

John Sacrimoni Was underboss of The Lupertazzi Family and Second in Command to Carmine Lupertazzi  in someways John Was different from many of his friends as He genuinely loved His Wife Ginny(unlike Most Mafiosoi) and Generally Favored Pragmatism over Needless Chaos.John Was also a close friend Of Tony Soprano despite promising to Not Meddle in Tony,s affairs after Moving to Jersy John Went out of his Way to try and Fix the Bad Blood between Tony and Ralph Cifaretto caused by Ralph,s Violent Murder of a stripper (He most likely did this to Stop Ralph being Killed So New York Could Continue to profit from the esplanade rather than any real concern for either Man) though Tony Never stopped disliking Ralph he did Make Him Capo Following Gigi Cestone,s death Which Kept the situation from Escalating.John  cultivated a friendship With an incarcerated Paulie Gualtieri successfully Manipulating Him into Feeding him information about Tony and His Crew.