She recorded her first album Sweet Kisses and then started to work with very famous producers like Louis Biancaniello, Cory Rooney and others. She worked with Biancaniello on three songs of an album of 11 songs, "I Wanna Love You Forever", "Where You Are", and "Heart of Innocence".
She got married with singer Nick Lachey on 26 October 26, 2002, in Austin, Texas. She divorced with her husband in 2006. She again married to Eric Jonson on July 5, 2014 being engaged since November 2010. Jessica has two children; daughter Maxwell Drew Johnson and son Ace Knute Johnson with her second husband Eric.