The Dunnes have set off on a ten day boat trip, a trip that hopefully will bring them closer together, despite the fact that the father, Stuart is staying behind on land. But only an hour into the trip they're already falling apart. The teenage daughter plans to drown herself, and the teenage boy is high on drugs. Ten-year-old Ernie is near catatonic. But their mother Anne, with the help of her brother-in-law Jeff, is insistent on pulling everyone...

Olive is a little girl who dreams of winning the Little Miss Sunshine contest. Her family wants her dream to come true, but they are so dysfunctional that they can barely make it through a day without some disaster befalling them. Olive's father, Richard, is unsuccessful as a motivational speaker. He is barely on speaking terms with Olive's mother. Her uncle Frank has attempted suicide following an unsuccessful romance with a male graduate student....