Born and raised in Chesterfield, north east Derbyshire, England, she grew up on Poplar Drive in Glapwell.

She starred in an erotic PC game called Jo Guest in the Milk Round, released by Interactive Girls Club in 1994.

[12] In 1995 Guest appeared in the Damian Hurst directed music video for Blur song "Country House" together with Matt Lucas, Keith Allen and Sara Stockbridge.

She had previously appeared in a weekly "agony babe" advice column in the Daily Star newspaper from November 1998 to March 2000.

[17] On 10 April 2008 she returned as a guest on This Morning and confirmed that, as a direct result of help from viewers that had seen her previous appearance, she had been diagnosed with fibromyalgia.