I was just doing a post for the UK version of the site and realised that Zavvi do cheap delivery to Australia and maybe worth a look to get discount Disney Blu-Ray and DVDs as they've currently got Buy One Get One Free (BOGOF) on Disney films:

UK post:
Disney Buy One Get One Free on DVD and Blu-Ray from Zavvi!

Direct link to Zavvi:
Disney Buy One Get One Free | Zavvi.com
Here we are again and itís the Disney BOGOF extravaganza. Pick from an array of modern Pixar animated movies and enjoy another one free. With all these available on Blu-Ray too, you can re-discover the magical world of Disney & keep the whole family entertained. But hurry, as this offer is for a limited time only. Please note, you cannot mix DVDs & Blu-ray in this offer - 2 DVDs for £13.95 or 2 Blu-ray for £16.95

Here's a list of all the ones that seem to be in the Disney offer:
Cinderella - Diamond Edition Blu-ray | Zavvi.com
Brave Blu-ray | Zavvi.com
Peter Pan Blu-ray | Zavvi.com
The Lion King (Single Disc) Blu-ray | Zavvi.com
101 Dalmatians Blu-ray | Zavvi.com
Bambi Blu-ray | Zavvi.com
Lady and the Tramp Blu-ray | Zavvi.com
Tangled (Single Disc) Blu-ray | Zavvi.com
Up (Single Disc) Blu-ray | Zavvi.com
Pinocchio (Single Disc) Blu-ray | Zavvi.com
Cars 2 Blu-ray | Zavvi.com
The Aristocats Blu-ray | Zavvi.com
Dumbo (Single Disc) Blu-ray | Zavvi.com
Tarzan Blu-ray | Zavvi.com
A Bug's Life Blu-ray | Zavvi.com
The Incredibles Blu-ray | Zavvi.com
Fantasia: Platinum Edition Blu-ray | Zavvi.com
The Princess and the Frog (Single Disc) Blu-ray | Zavvi.com
Cars Blu-ray | Zavvi.com
Ratatouille Blu-ray | Zavvi.com
Rescuers Blu-ray | Zavvi.com
The Fox and the Hound Blu-ray | Zavvi.com
Wall-E Blu-ray | Zavvi.com
Pocahontas Blu-ray | Zavvi.com
Peter Pan 2: Return to Neverland Blu-ray | Zavvi.com
Alice in Wonderland Animated (Single Disc) Blu-ray | Zavvi.com
The Lion King 2: Simba's Pride (Single Disc) Blu-ray | Zavvi.com
Toy Story 2 (Single Disc) Blu-ray | Zavvi.com
101 Dalmatians 2: Patch's London Adventure Blu-ray | Zavvi.com
The Lion King 3: Hakuna Matata (Single Disc) Blu-ray | Zavvi.com
Toy Story (Single Disc) Blu-ray | Zavvi.com
Toy Story 3 Blu-ray | Zavvi.com

I'd been told Cars wasn't of interest to Adults, unlike Toy Story series which holds most people's attention, but I really enjoyed it! I hadn't bothered watching it until it was on TV one time at a mates house who has 2 small kids and it was fantastic!