It has been dubbed the grand final of world cricket and you can be a part of every big moment that happens at the WACA Ground.
Australia and South Africa meet for the final match of their three-Test series. The contest is locked after two draws so the mantle of the No.1 team in the world will be decided in Perth.
It will also be the final appearance for Australian veteran Ricky Ponting.
And you can know about the big events as they happen with The West's special live chat coverage with online sports editor Ross Lewis. Or maybe you would just like to have your say during the five days. Send through your questions and comments.