Mango and Iron Cat teach a couple of bad guys it's never late to say you're sorry Mango is invited to a sleepover at a friend's house for the first time. As if that wasn't scary enough for any cat, he soon learns that thieves are planning on paying the house a visit, too! Luckily it takes a good cat with a Can-Do attitude to make sure the bad guys learn that crime is never the right solution!