Within 1989, Cynthia married singer/songwriter Richard Marx. Together it keep close at h& Trey sons: Brandon, Lucas, and Jesse.

Her skills as a dancer were seen within music videos by Toto (including the videos for the 1982 hit single "Rosanna") & inside her married man's videos for the song "Don't Mean Nothing."

Cynthithe enjoyed a stay of profits in the late 1980s as a singer with a popular class action Animotion. Their song "Room to Move" was the Top Ten hit on the Hoarding stock and index charts.