Liz has been keeping her personal matters low and secret. She has not revealed anything about her love affairs and there is also no any record of her being married.
Liz had a sweet loving voice since she was child. Her music teacher was influenced by her voice and her music teacher introduced her to Andy McCluskey in 1997. They formed the girl group Atomic Kitten in 1998 along with other music artists like Kerry Katona and Natasha Hamilton. Their first record was released the following year. However, she left this group in 2001 and began pursuing her solo career. Her debut solo single, Woman in Love was released on 13th of February 2006. She also released her second single, Don't It Make You Happy few months later. Besides her musical career, she is also a television personality. She made her television debut as a presenter of a BBC programme. Besides this she also starred in the TV show, Celebrity Love Island. In 2012, she reunited with the Atomic Kitten and appeared in the documentaries, The Big Reunion.