Worry Warts is a children's story is by the award winning author Morris Gleitzman.
In the story, a boy named Keith and his parents have moved to Australia, but his parents are still not happy. Keith listens to his teacher about a precious stone, opal. He gets the idea of going to the opal fields and getting opals to make his family happy and keep his parents from getting a divorce But his parents find out when Keith's friend Tracey tells them to avoid a nation wide search. Then his parents pick him up and then they go back to London.
This is the sequel to Misery Guts.
The sequel to this story is Puppy Fat.