Two friends, an Italian boy and a Jewish boy, come of age at the same time. The Italian's father presents him with a new pistol.
On the other side of town, at his Bar Mitzvah, the Jewish boy received a beautiful gold watch. The next day at school, the two boys are showing off their presents to each other. They each liked what the other one had so they traded.
That night, when the Italian boy got home, his fathers sees him looking at his watch.
"Where did you getta thatta watch?" his father asked.
The boy explained that he and his friend had traded their presents.
"Whatta you? Stuppida boy? Whattsa matta you?" screamed his father, "Soma day, you maybe gonna get married. Then maybe somma day you gonna comma home and finda you wife inna bed with another man. What you gonna do then? Look atta the watch and say, How longa you gonna be?"