People Talk (1970)

A roller coaster of emotions and film genres ranging from dark comedy to drama and paranoia surrounding Vincent (main character) as he tries to salvage what's left of the worst week of his life by throwing himself a birthday party. After waiting till the last minute, Vincent starts calling all his so-called 'friends' to invite them to his big shin-dig. One by one his invitations are rejected and ignored. Then while desperately attempting to set up for the party he has to deal with more torture and chaos from strangers and acquaintances pushing him to the Breaking point. But when all his friends do show up to surprise him, they are the ones that end up being surprised