A man marry one of three sisters.

Unfortunatelly, within a year or so she dies and he calls her parents to tell how terribly sorry he feels. Then he asks if he could marry their second daughter.

Well, they cant blaim him for being a bad husband to their child and they let him to have the second sister. Again, she prematurely passes away leaving him a widower, he calls his wifes parents to tell them what happened and asks if they wouldnt let him to marry their third daughter, what they do.

After a short period of time, the man calls the parents and says: You will laugh but your third daughter had died, too!