+1 
 :That was great!  Will now rewatch "II" & "III" for the countless time. 
 :Okay, the sequence of events: 

 * Heavily pregnant Connie answers the phone to a female who says, "Tell Carlo, I can't see him tonight>" 
 * She tells him that his dinner is ready.  He says that he doesn't want it. 
 * Fearsome row ensues ... Connie smashes crockery ... he gives her a dreadful beating. 
 * Carlo leaves.  Connie telephones.  Sonney,wild with temper, races off alone ... 
 
 :Must be a set up: Ambush waiting at the toll booth. 

 :Oh, and it is 1946 (not '45) mentioned at the time of the attack on Vito.  I have made that edit now. 

 :All the best, 

 :