Here is a snapshot of car shows in and around Perth this weekend. If you don't see your show, you can list it in just a few minutes.
https://cartorque.co/car-shows/mopar-sunny-sunday-wa-16027
https://cartorque.co/car-shows/custom-cars-and-coffee-november-meet-wa-16008
https://cartorque.co/car-shows/roll-racing-perth-40-wa-15625