Theodor bliver fornærmet, da en af de store slæbebåde kalder hans fløjte "nuttet". Theodor vil gøre alt for lyde som de store både, men det går ikke helt, som han havde forstillet sig...
Theodore doesn't like his high-pitched whistle tone so he tries to change the sound of it. He only ends up badly damaging it and Theodore is then unable to do one of his favourite jobs. Later though, he gets a pleasant surprise.
