Jessica Mauboy
Jessica Hilda Mauboy (born 4 August 1989) is an Australian singer and songwriter who rose to prominence on the fourth season of Australian Idol in 2006, placing second behind winner Damien Leith. Since Idol, she has released two solo albums which were certified gold and platinum respectively. She has multiple singles from her second album "Been Waiting" that have charted extremely well particularly the #1 single "Burn", "Running Back" and "Because". She was one of the support act for Beyonce Knowles on tour "I Am..." along with US Singer and Rapper, Flo Rida.
Britney Spears
Britney Jean Spears (born December 2, 1981) is a Grammy-winning multi-platinum American pop and dance singer, songwriter, dancer and occasional actress, director and author from Kentwood, Louisiana, United States. She's ranked the eighth best-selling female musician in America and has sold more than 85 million albums and 32 million singles worldwide, with ten #1 singles and five #1 albums in the United World Chart. Spears also holds the title to multiple Guinness World Records.