Wow there could really be a foolish one. Lets bring back everyone from the original cast who is still living. Even Duvall. They can make up some story that GF III was really a bad dream...that Mary is still alive. An aging Pacino, Duvall, Diane Keaton could really make a farce of the whole enterprise. The plot?
No clue.

"Io sono stanco, sono imbigliato, and I wan't everyone here to know, there ain't gonna be no trouble from me..Don Corleone..Cicc' a port!"

"I stood in the courtroom like a fool."

"I am Constanza: Lord of the idiots."