PART 3: Estelle, Mindy and Belinda are always on the lookout for trouble. They can't pass up the chance to go and tease Giles and Andy who are set to work in the field. And when they see the two lovebirds strolling off hand in hand their interest is piqued straight away. They aren't the only ones - sly Donald hides in the bushes to spy on the young couple too.