The Big Chill (1983)
Academy Award for Best Supporting Actress (Glenn Close)
Academy Award for Best Writing, Original Screenplay (Lawrence Kasdan)Award details: (details at IMDb)
Kevin Kline and Glenn Close star as Harold and Sarah Cooper, a couple whose marital troubles are put on hold while they host an unhappy reunion of former college pals gathered for the funeral of one of their own, a suicide victim named Alex. As the weekend unfolds, the friends catch up with each other, play the music of their youth, reminisce, smoke marijuana, and pair off with each other.