Who did Bon Scott marry?

Can you shed some light on the personal life of Bon Scott, specifically regarding his marital status? Who was the lucky lady that Bon Scott chose to spend his life with? Was she involved in the music industry as well, or was she from a completely different background? Did their relationship have any impact on his creative output or the direction of AC/DC's music? Lastly, how long were they together before his untimely passing? I'm eager to learn more about this aspect of Bon Scott's life.