"Look, I know he's been married three times before. I accept it, but I don't want it driving up the driveway"

This quote by Meg Tilly is likely referring to a scenario in which she is in a relationship with somebody who has actually been wed 3 times before. She is accepting of this fact, however she does not want it to be a source of conflict in their relationship. She is likely expressing her worry that the presence of his ex-wives in their lives might trigger stress and interruption. She is also most likely expressing her desire to keep the past in the past and to focus on their present relationship. This quote is a reminder that it is essential to be sincere and open with your partner about your past, however also to be conscious of how it could impact your present relationship. It is very important to be considerate of each other's feelings and to be familiar with how your past could impact your present relationship.