Though Eddie's fired right at Christmastime, his boss sends him and his family on a South Pacific vacation, hoping Eddie won't sue him after being bitten by a lab monkey. When the Tuttle family winds up trapped on a tropical island, however, Eddie manages to provide for everyone and prove himself a real man.
This coarse bedroom farce takes place at the St. Moritz ski resort over a Christmas vacation. Among the couples whose lives intersect are a widowed artist honeymooning with his second wife, a gay man traveling with his son and his lover (and hiding each from the other), a snobbish couple from Milan who have been forced to share a suite with a pair of crass Romans, etc.
It's Christmas time and the Griswolds are preparing for a family seasonal celebration, but things never run smoothly for Clark, his wife Ellen and their two kids. Clark's continual bad luck is worsened by his obnoxious family guests, but he manages to keep going knowing that his Christmas bonus is due soon.
Luther Krank is fed up with the commerciality of Christmas; he decides to skip the holiday and go on a vacation with his wife instead. But when his daughter decides at the last minute to come home, he must put together a holiday celebration.