What did grace and jack do in secret life?

In the TV series "Grace and Frankie", Grace and Jack secretly got married in season 5, episode 13, "The Ceremony". Their wedding was a small, private ceremony officiated by their friend, Pastor Tim, and attended by their closest friends and family. Grace and Jack kept their marriage a secret from everyone else, including their children, as they wanted to enjoy their time together without any outside interference or judgment.