Jim "Bones" Mackay
Appearance
Jim "Bones" Mackay is an American caddy who is currently the caddy of second-ranked player in the world Phil Mickelson. He has been on Mickelson's bag for over fifteen years and has seen all three of his major championships, being the 2004 Masters, the 2005 PGA, and the 2006 Masters.
His nickname, "Bones", was created in 1990 when PGA Tour player Fred Couples couldn't remember Mackay's name.[citation needed]