>> marvin gaye wanted to be frank sinatra. he was clean, svelte. all that changed in the '70s. >> marvin wanted to compete in a high level, why can't i make a record like they sell? i'm selling records like they sell. why can't i have that artistic expression? ♪ punh meith brutality ♪ talk to me ♪ when you can see ♪ what's going on ♪ what's going on ♪ yeah what's going on ♪ tell me what's going on ♪ ooh >> marvin gaye was affected by the vietnam war. his brother was in vietnam. he is hearing all these stories about what is going on over there. seeing the protests. it changes him. he holds up a mirror to america. look at yourself, america. >> he is talking about the war, poverty. he is changing into an artist that berry gordy is not super happy about.