Ashley Tisdale

Ashley Michelle Tisdale is an American actress, singer-songwriter and television producer. Tisdale gained her first major role as an actress in 2005 when she played the role of Maddie Fitzpatrick in Disney's The Suite Life of Zack & Cody. She went on to appear in the High School Musical film series as the female antagonist Sharpay Evans. She made music history by becoming the first female artist to debut with two songs simultaneously on the Billboard Hot 100 with "What I've Been Looking For" and "Bop to the Top".

Geri Halliwell

Geraldine Estelle "Geri" Halliwell is an English pop singer-songwriter, children's author, actress and Goodwill Ambassador for the United Nations Population Fund. Halliwell first became famous in the mid 1990s as a member of the girl group the Spice Girls, which became the most successful girl group of all time, selling in excess of 60 million records worldwide with only four albums (however Halliwell's vocals were only featured in three). As a solo artist, she has received four Brit Award nominations, released four number-one singles in the UK (a record, for a British Solo Female Artist, which she has held since 2001).

Hilary Duff

Hilary Erhard Duff (born September 28, 1987) is an American actress and singer-songwriter. After working in local theater plays and television commercials in her childhood, Duff gained fame for playing the title role in the television series Lizzie McGuire. Duff went on to have a film career; her most commercially successful movies include Cheaper by the Dozen (2003), The Lizzie McGuire Movie (2003), and A Cinderella Story (2004).

Hilary Duff

Hilary Erhard Duff is an American actress and singer-songwriter. After working in local theater plays and television commercials in her childhood, Duff gained fame for playing the title role in the television series Lizzie McGuire. Duff went on to have a film career; her most commercially successful movies include Cheaper by the Dozen (2003), The Lizzie McGuire Movie (2003), and A Cinderella Story (2004).Duff has expanded her repertoire into pop music, with three RIAA certified Platinum albums and over thirteen million albums sold worldwide as on February 2007. Her first studio album, Metamorphosis (2003), was certified triple platinum and she followed it up with two more platinum albums, Hilary Duff (2004) and Most Wanted (2005). Duff's last studio album, Dignity, was released in April 2007 and was certified Gold in August 2007.