Can you just imagine how 15 year old Doug McKeon must have felt when he was cast in a movie with one Hepburn, two Fonda's and almost twenty Oscar nominations between them? Well nervous as he must have been, he acquits himself confidently as "Billy" arrives with his dad (Dabney Coleman) and his new girlfriend "Chelsea" (Jane Fonda) who just happens to be the daughter of the curmudgeonly old "Norman" (Henry Fonda) and wife "Ethel" (Katharine Hepburn) who have a summer home "on Golden Pond". It's clear that the relationship between father and daughter is bit strained, their vitriol is dished…