OSO is the puppy we kept from Sierra's second litter. She is very "English" in type, with lots of bone, great structure and angulation, and nice movement.

At 6 months of age, OSO won Reserve Winner's Bitch at the Mt. Bachelor Kennel Club Show on July 3, 2005. At the Longview-Kelso Kennel Club Show in September, 2005, OSO won Best Bred-By-Exhibitor Bitch.

At the 2006 MCOA National Specialty, OSO took 2nd Place in the 12-15 Month Futurity, 2nd Place in the 12-15 Month Sweepstakes, and placed 3rd in the Bred-By-Exhibitor Class.

OSO won Winner's Bitch and Best of Opposite Sex at the Portland Kennel Club Show held on July 15, 2006.

OSO took Best of Winners and Best of Opposite Sex at the Linn County Kennel Club Show on Feb 10, 2007.

OSO won Winner's Bitch and Best of Opposite at the Timberland Valley Kennel Club Show in April 2007.

OSO finished her championship on June 26, 2007 taking a 5-point major and Best of Winners in Missoula, MT. She was owner-handled in all shows out of the Bred-By Class.

OSO was bred by Marcy Mountain Mastiffs, and is by Grizzly's Sultan of Swing out of Am Intl CH Grizzly's Sierra of Marcy Mtn, CD.

OSO - Best of Winners and 5-Point Major to win her Championship
in June 2007