she said, first, you won't believe me if i told you. and, two, it's just going to be different for you, because you're a man and she's a woman. and you're the first one and kind of the times we're in right now. just be yourself, be authentic and support her. >> reporter: the term "second lady was was was first used in the 1990s but there wasn't a roll until pat nixon started campaigning with her husband. there are five second ladies, jill pence. >> i talked to mrs. pence. >> reporter: was she helpful? >> she was. we had a good conversation. she was most helpful having been in the residence right before. there's a lot of -- you know, it's nonintuitive things that happen. living in this type of situation. >> reporter: like what? >> she was very helpful.