When Helly has one of his propellers broken, it looks like he won't be able to help the Rescue Team keep Broomstown safe. Even though Helly is not around, Poli, Amber and Roy still have lots jobs to attend including helping Terry who gets into an accident. However, when the Rescue Team is helping Terry they realise how much they need Helly with them.
Robocar Poli - Circus
We All Miss Our Friends When They're Unwell