Artists like Vanessa Amorosi

Guy Theodore Sebastian is an Australian singer, songwriter and record producer who rose to fame after winning the first season of Australian Idol, in 2003. Born in Malaysia and raised in Adelaide, Australia, Sebastian has since released eleven top ten albums, including three achieving number one in Australia. Eight have gained either platinum or multi-platinum certification. He has also achieved twenty three top twenty singles, with fourteen of them, reaching the top ten, including six achieving number one in Australia. Sebastian is the only Australian male artist in Australian chart history to achieve six number one singles, and places third overall for all Australian acts. Twelve of his singles have been certified multi-platinum, including the 14× platinum "Battle Scars". His debut single "Angels Brought Me Here" was the highest selling song in Australia in the decade 2000 to 2009. With eighty-two platinum and seven gold certifications and combined album and single sales of over six million in Australia, Sebastian has the highest certifications and sales of any Australian Idol contestant.

Rogue Traders is an Australian electronic rock band formed in Melbourne, Victoria in 2002 by mainstay James Ash on keyboards. In 1989, Ash met fellow original member Steve Davis in London while both were working as DJs. Before forming Rogue Traders, the pair had worked together on many projects, including the dance music act Union State, which relocated to Melbourne in 1992. The group's name comes from the 1999 drama film, Rogue Trader. They were joined in 2004 by soap opera actress, Natalie Bassingthwaighte, on lead vocals, Cameron McGlinchey on drums and Tim Henwood on guitar. Davis continued as a behind-the-scenes member, contributing to the songwriting process but not making any public appearances with the group.

All Saints were a British girl group formed in London in 1993. They were founded as All Saints 1.9.7.5. with members Melanie Blatt, Shaznay Lewis, and Simone Rainford. The group struggled to find commercial success upon being signed to ZTT Records and were dropped by the label shortly after Rainford left the group due to a power struggle with Lewis. In 1996, the group were joined by sisters Nicole and Natalie Appleton and signed to London Records under their shortened name.

Gabriella Lucia Cilmi is an Australian pop singer and songwriter. A contralto, Cilmi is known for her distinctive raspy singing voice.

Holly Rachel Vukadinović, known professionally as Holly Valance, is an Australian and British actress, singer, model, and a right-wing political activist and fundraiser.

Sneaky Sound System is an Australian dance music group formed in late 2001 by Angus McDonald on guitar, MC Double D on vocoder and vocals, Damien Hesse (DJ) and Nick Broadhurst on saxophone. They were joined in 2004 by Connie Mitchell (ex-Primary) on vocals; Downey left the band in September 2009, Hesse in 2005 and Broadhurst in 2006. On 12 August 2006, they released their self-titled debut studio album, which peaked at No. 5 on the ARIA Albums Chart in mid-November 2007 and was certified 3× platinum by December 2011, denoting shipments of 210,000 copies. The group's breakthrough single, "I Love It", which was issued on 8 July 2006, peaked at No. 24 on the ARIA Singles Chart and spent 73 weeks in the Top 100 – this broke the record as the longest charting single previously held by The Living End's 1997 hit, "Second Solution / Prisoner of Society", at 69 weeks. Their second studio effort, 2, which appeared on 16 August 2008, became their first number-one album. On 7 October 2011, From Here to Anywhere was released and reached at No. 11. At ARIA Music Awards ceremonies they have been nominated fourteen times winning twice in 2007 for Best Dance Release and Breakthrough Artist – Album for their eponymous album.

No Angels are an all-female pop group formed in 2000 during the debut season of the German adaptation of the talent series Popstars. Originally a quintet, consisting of Nadja Benaissa, Lucy Diakovska, Sandy Mölling, Vanessa Petruo, and Jessica Wahls, the band quickly became one of the most commercially successful pop acts in German music history. Their debut single, "Daylight in Your Eyes" (2001), reached number one in several European countries and is among the best-selling singles in Germany. Their first album, Elle'ments (2001), likewise topped the charts and initiated a series of number-one releases, major tours, and industry awards.

Amy Louise Billings, known professionally as Amy Shark, is an Australian indie pop singer-songwriter, and television personality from the Gold Coast, Queensland. During 2008 to 2012, her early solo material was released and performed under the name Amy Cushway. Her 2016 single "Adore" peaked at number 3 on the ARIA Singles Chart and was also listed at number 2 on the Triple J Hottest 100, 2016. Her album Love Monster debuted at number 1 on the ARIA Albums Chart. Shark has won 8 ARIA Music Awards from 29 nominations, including winning Best Pop Release three times: in 2017 for her extended play, Night Thinker, 2018 for Love Monster and 2020 for "Everybody Rise". In addition to her musical career, Shark has served as a judge on Australian Idol since 2023.

Samantha Jade Gibbs is an Australian singer, songwriter and actress. She has written tracks for artists including JoJo and Ashley Tisdale. In 2012, Jade won the fourth season of The X Factor Australia, the first woman to win the Australian series. She subsequently signed with Sony Music Australia and released her winner's single "What You've Done to Me", which debuted at number one on the Australian Recording Industry Association (ARIA) Singles Chart. On 16 August 2024, Jade released her new EP, Love.Sick. Vol 2, debuting at #5 on the Australian iTunes Album Charts.

The Living End is an Australian punk rock band from Melbourne, formed in 1994. Since 2002, the line-up consists of Chris Cheney, Scott Owen, and Andy Strachan (drums). The band rose to fame in 1997 after the release of their EP Second Solution / Prisoner of Society, which peaked at No. 4 on the Australian ARIA Singles Chart. They have released eight studio albums, two of which reached the No. 1 spot on the ARIA Albums Chart: The Living End and State of Emergency. They have also achieved chart success in the U.S. and the United Kingdom.