Season
Episode
- Episode 1: Auditions 1: Melbourne, Hobart & Alice Springs
- Episode 2: Auditions 2: Perth & Adelaide
- Episode 3: Auditions 3: Sydney & Townsville
- Episode 4: Auditions 4: Queensland & Albury Wodonga
- Episode 5: Top 125
- Episode 6: Top 24
- Episode 7: Semi Finals: Group 1 Perfom
- Episode 8: Semi Finals: Group 1 Verdict & Group 2 Perform
- Episode 9: Semi Finals: Group 2 Verdict & Group 3 Perform
- Episode 10: Semi Finals: Group 3 Verdict & Group 4 Perform
- Episode 11: Semi Finals: Group 4 Verdict
- Episode 12: Wildcard: Performance
- Episode 13: Wildcard: Verdict
- Episode 14: Final 12: Contestant's Choice
- Episode 15: Final 12: Verdict
- Episode 16: Final 11: Rock
- Episode 17: Final 11: Verdict
- Episode 18: Final 10: Number One Hits
- Episode 19: Final 10: Verdict
- Episode 20: Final 9: The Year I Was Born
- Episode 21: Final 9: Verdict
- Episode 22: Final 8: Disco
- Episode 23: Final 8: Verdict
- Episode 24: Final 7: Acoustic/Contestant's Choice
- Episode 25: Final 7: Verdict
- Episode 26: Up Close And Personal: Originals
- Episode 27: Final 6: Big Band/Rock Swings
- Episode 28: Final 6: Verdict
- Episode 29: Final 5: ARIA Hall Of Fame
- Episode 30: Final 5: Verdict
- Episode 31: Final 4: Audience Choice
- Episode 32: Final 4: Verdict
- Episode 33: Final 3: Judge's Choice
- Episode 34: Final 3: Verdict
- Episode 35: Grand Final: Performances
- Episode 36: Grand Final: Verdict
Australian Idol Season 4 Semi Finals: Group 4 Verdict
Australian Idol is an Australian singing competition, which began its first season in July 2003 and ended its original run in November 2009 before being revived in January 2023. As part of the Idol franchise, Australian Idol originated from the reality program Pop Idol, which was created by British entertainment executive Simon Fuller. Australian Idol was televised on Network Ten for its first seven series and was broadcast on Austereo Radio Network between 2005 and 2007.
