British Reality show, Group of strangers are placed on different islands and must persuade weekly new arrivals to join their island in an attempt to outnumber their rivals and win a share of the £100,000 prize. There are two competing tribes, named the Sharks and Tigers who start out with five castaways on each island. There is a weekly beach party in which the previous weeks guests have to choose an island to live on and new arrivals are introduced. The Final, Episode 15, Part 1 of 6.