All four past champions of the Greenbrier Classic will compete in this year's PGA Tour event.

Tournament officials announced Thursday that defending champion Jonas Blixt will play, along with 2012 winner Ted Potter Jr., 2011 winner Scott Stallings and 2010 champion Stuart Appleby.

Also joining them will be U.S. Ryder Cup captain Tom Watson, the Greenbrier's golf pro emeritus.

The Greenbrier Classic will be held July 3-6 on the Old White TPC Course in White Sulphur Springs.