The landlubber Stig-Helmer and his Norwegian friend Ole get on a barge by mistake. They arrive at an archipelago and have to spend Midsummer among the fancy rich boat people, their yachts and summer houses.
SOS – En segelsällskapsresa, released in some English speaking territories as Swedes at Sea, is a Swedish comedy film which was released to cinemas in Sweden on 25 December 1988, and directed by Lasse Åberg. It is the third film in the Sällskapsresan film series.