The fourth season of Australian Idol first episode aired on 6 August 2006 and concluded on 26 November.
2006-08-06
2006-08-07
2006-08-13
2006-08-14
2006-08-20
2006-08-21
2006-08-27
2006-08-28
2006-08-29
2006-08-30
2006-08-31
2006-09-03
2006-09-04
2006-09-10
2006-09-11
2006-09-17
2006-09-18
2005-09-24
2006-09-25
2006-10-01
2006-10-02
2006-10-08
2006-10-09
2006-10-15
2006-10-16
2006-10-17
2006-10-22
2006-10-23
2006-10-29
2006-10-30
2006-11-05
2006-11-06
2006-11-12
2006-11-13
2006-11-19
2006-11-26
as Self - Host
as Self - Judge
44 Episodes · 2003
37 Episodes · 2004
53 Episodes · 2005
36 Episodes · 2006
36 Episodes · 2007
35 Episodes · 2008
20 Episodes · 2009
21 Episodes · 2023
26 Episodes · 2024
26 Episodes · 2025
27 Episodes · 2026
