Love, sex and psihedelic ritms. In a cabin in the mountains, four couples are redescovering their relationships. In a weekend, they must find their happy ending.
Father-to-be Alan is shocked to learn that he was born a sextuplet. With his newfound brother Russell riding shotgun, the duo sets out on a hilarious journey to reunite with their remaining long-lost siblings.
At his mother's funeral, stuffy bank clerk Henry Pulling meets his Aunt Augusta, an elderly eccentric with more-than-shady dealings who pulls him along on a whirlwind adventure as she attempts to rescue an old lover.
After his girl leaves him for someone else, Herbert gets really depressed and starts searching for a job. He finally finds one in a big house which is inhabited by many, many women. Can he live in the same home with all these females?
Brucey, the son of Oscar, calls his father to invite him to his wedding to Felix's daughter next Sunday in California. Oscar and Felix meet again at Los Angeles International Airport and rent a car in order to go to San Malina for the wedding.