Atomic Kitten is an English girl group from Liverpool composed of Liz "Lil" McClarnon, Natasha "Tash" Hamilton, and Jenny Frost - who replaced original member Kerry Katona in January 2001. Atomic Kitten has sold over 12 million albums and 8 million singles around the world. Many of their singles and albums entered the Top 40 charts worldwide such as "Right Now", "Whole Again", "Eternal Flame", "The Tide Is High", and "Ladies Night."