Tick, tock, tick, tock, tick tock. For every passing second we get a step nearer to tonight's main event.
It's been a long slog for our final three. They've been up they've been down. They've been praised and criticized, happy and sad, but tonight that all counts for nothing.
Tonight is about leaving it all out there... guts or glory!
They have four songs each to prove to the great Aussie public why they should be crowned the next X Factor champion.
Each act will sing their audition song again, their best song of the series so far, their winner's single and duet with one of our superstar performers.
Do You Remember - Jay Sean – Audition song
Sir Duke – Stevie Wonder – Song of the series
You Don't Wanna Know – Winner's single
Someone Like You – Adele – Audition song
Dakota – Stereophonics – Song of the series
This Much I Know - Winner's single
Come Get Some – Rooster – Audition song
Dream On – Aerosmith – Song of the series
Good Night – Winner's singleSuperstar duet