The Smoggies (1988)

The Suntots live on a paradisical island and just want to live in peace. However, a family of treasure hunters have arrived in search of a magic coral they are convinced will give them eternal youth. In their futile search for this non existent prize, these idiots cause environmental havoc in everything they do. Against them, the Suntots must prevent irrepairable damage to the home because of their stupidity.