Colby Jansen & Dirk Caber in ‘Son Swap, Part 1’ at MEN.com: Men.com’s highly perverted new series, Son Swap, begins with the hot coming together of the daddies: Colby Jansen & Dirk Caber. The action is hot and Colby bottoms again in some of the hottest flip flop action of the year. Later in the series, Colby & Dirk swap their sons – Luke Adams & Tyler Sweet!