Mark is by far one of the most famous Calvin Klein models of all time after his campaign was released in 1992, when he was a rapper known as Marky Mark.
Years before Jamie shot to fame as the choice to play Christian Grey in the Fifty Shades of Grey movie, he was a model alongside Eva Mendes in some smoking hot images back in 2009.
Kellan and Mehcad were both featured in the same 2010 campaign for the underwear brand.
Check out the images below and then vote for your favorite in the poll. We’ll shut the poll down on Wednesday (January 7) at 7:00pm EST so get your votes in now!