Atomic Kitten is a British girl group formed in 1998. The members consist of Natasha Hamilton, Liz McClarnon, and Jenny Frost, with Kerry Katona being an initial member but leaving the group in 2001 due to her pregnancy. Their debut album, “Right Now,” was released in 2000, which spawned hits such as “Whole Again,” “Eternal Flame,” and “The Tide Is High.” In 2002, Jenny Frost replaced Kerry Katona and the group released their second album, “Feels So Good,” which contained popular songs like “It’s OK!” and “The Last Goodbye.” The group disbanded in 2004 but reunited in 2012 for the television show “The Big Reunion.” Since then, they have continued to perform and tour together, releasing a compilation album, “The Greatest Hits,” in 2020. Atomic Kitten is recognized as one of the most successful girl groups in the UK and has sold over 10 million records worldwide.