Cuckoo's Nest Part 4

Lastly things come to a close. Guy slowly checked themselves out of the facility and they returned to normal society. Bibbitt was found having sex with Candy which was Mcmurphy's girl friend and he was going to be punished for that but in the meantime he actually committed suicide. Mcmurphy attacks ratched because he feels as though she is responsible for this death. He is then sent to Disturbed where they perform a lobotomy and as the men left to keep them under control they were told the guy recieving the lobotomy wasnt McMurphy!