Delta Lea Goodrem is a multi-ARIA Award winning Australian singer-songwriter and pianist. Signed to Sony at the age of 15, Goodrem rose to prominence in 2002, starring in the popular Australian soap Neighbours, and this assisted her in establishing an international music career. Her musical output falls under the pop and ballad genres and heavily features the piano, which she usually plays in her bare feet when performing live.

Rihanna was born in Saint Michael, Barbados and has recently become a world wide success. Rihanna cites Alicia Keys, Beyoncé Knowles and her Caribbean background as major musical influences. Rihanna also stated in an interview that her friend and former Island Def Jam record label artist Fefe Dobson was someone that she admired and looked up to, having a fellow artist writing, singing, and performing the music she truly loves.

Mika Penniman is a Lebanese-born, London-based singer who has a recording contract with Casablanca Records and Universal Music. Mika rose to fame around the end of 2006 and the start of 2007 with the release of his debut single Grace Kelly.

Fergie is an American pop, hip hop, and R&B singer, songwriter, and actress. Fergie is currently a vocalist for the hip hop/pop group the Black Eyed Peas, as well as a solo artist, releasing her debut album, The Dutchess, in 2006. The album has so far spawned three U.S. Hot 100 number ones, making Ferguson the first female solo artist to have three number ones from the same album since Christina Aguilera did with her 2000 debut.

Justin Timberlake is an American pop and R&B singer, songwriter, record producer, dancer, and actor. He came to fame as the lead singer of pop boy band 'N Sync and has won four Grammy Awards as well as an Emmy Award. In 2002, he released his debut solo album, Justified, which sold over seven million copies worldwide. Timberlake's second solo release, FutureSex/LoveSounds, was released in 2006 with the U.S. number-one hit singles "SexyBack", "My Love", and "What Goes Around... Comes Around". With his first two albums, Timberlake has sold over 15 million albums worldwide. He has started a record label called Tennman Records.

The Veronicas debut album, entitled The Secret Life of..., was released in Australia on October 17, 2005, entering the ARIA Album charts at the position of #7. Since then it has peaked at #2 and gone 4x Platinum - due to the success of the album, five singles have been released in Australia. 'The Secret Life of...' spent a year in the ARIA album charts without ever leaving the top 40. In September 2006, the album was nominated for 3 ARIA awards including; "Best Pop Release", "Highest Selling Album" and "Best Breakthrough Album". The Veronicas won "Best Pop Release".

James Blunt is a British singer-songwriter whose debut album, Back to Bedlam, and single releases — especially the number one hit "You're Beautiful" —brought him to fame in 2005. His style is a mix of pop/acoustic rock. Along with vocals, James Blunt plays a wide variety of instruments including the piano, guitar, organ, marimba and mellotron. Blunt won two BRIT Awards and was nominated for five Grammy Awards in 2006.

Gwen Stefani is an American singer, songwriter and occasional actress. Stefani debuted in 1992 as the frontwoman of No Doubt, whose 1995 album Tragic Kingdom propelled them to stardom. Stefani recorded her first solo album Love. Angel. Music. Baby. in 2004. The album was primarily inspired by music of the 1980s, taking Stefani's work further into pop, R&B, and dance music, and enjoyed international success with sales of over seven million. Stefani's second solo album The Sweet Escape (2006) yielded "Wind It Up", a worldwide success.

Avril Lavigne is a Canadian rock/punk-pop singer, musician and actress. Lavigne's debut album, Let Go, was released in 2002, and went on to sell over 18 million copies worldwide and was certified six times platinum in the United States. Her second and third albums, Under My Skin (2004) and The Best Damn Thing (2007), respectively, reached number one on the U.S. Billboard 200. Lavigne has scored five number one songs worldwide to date and a total of eleven top ten hits, including "Complicated", "Sk8er Boi", "I'm with You", "My Happy Ending", and "Girlfriend".

Kelly Clarkson is an American pop rock singer. Clarkson made her debut under RCA Records after she won the first season of the television series American Idol in 2002. She was originally marketed as a pop musician with her debut album Thankful (2003). With the release of her multi-platinum second album Breakaway (2004), Clarkson moved to a more pop rock-oriented style of music, and won two Grammy Awards. Clarkson's third album, entitled My December, was released on June 26, 2007. Clarkson has sold 16 million albums worldwide.