Those are the men who will dance at your wedding.
Meaning of the quote
The quote suggests that the people who seem unlikely or unimportant now may end up playing a significant role in your life in the future. It's a reminder not to judge or dismiss someone too quickly, as they could surprise you and become an important part of your life later on.
About Guy Madison
Guy Madison, an American actor best known for playing Wild Bill Hickok in the Western TV series ‘The Adventures of Wild Bill Hickok’, was honored with a Golden Globe Award and two stars on the Hollywood Walk of Fame during his career.