Gwen Stefani (born October 3, 1969) is an American singer and fashion designer. Stefani is the lead vocalist for the rock band No Doubt. With previous material ranging from punk rock to new wave music, their third wave ska oriented third studio album Tragic Kingdom (1995) was a success, selling 16 million copies. It spawned the singles "Just a Girl", "Spiderwebs", and "Don't Speak". The band's popularity went into decline with its fourth album, Return of Saturn (2000), but Rock Steady (2001) focused on dancehall production traits, and generally received positive reviews.
Britney Jean Spears (born December 2, 1981) is an American pop singer and entertainer. Born in Mississippi and raised in Louisiana, Spears first appeared on national television in 1992 as a contestant on the Star Search program. At age 12 she performed as a cast member in Disney Channel's television series The All New Mickey Mouse Club from 1993 to 1994.[1] In 1997, Spears signed a recording contract with Jive, which would lead to the release of her debut album ...Baby One More Time in 1999. The album peaked at number one in Billboard 200 and has since sold over 25 million copies worldwide. Her success continued with the release of her second studio album, Oops!... I Did It Again in 2000, which has sold over 20 million copies worldwide. The release of her first 2 albums established her as a pop icon and is credited for influencing the revival of teen pop in the late 1990s.