Conversation so far:
When did the London revival start?
began rehearsals for a planned 1971 London revival of Guys and Dolls at his National Theatre Company's Old Vic theatre.
However, due to poor health he had to stop.
What happened after he stopped?
his revival never saw the light of day.
Was there another revival?
In 1982, Richard Eyre directed a major revival.
What happened with this revival?
Eyre called it a "re-thinking" of the musical.

Question: How did it get changed?
Self-contained rewrite: How did Richard Eyre 1982 revival of the Guys and Dolls change the play?