Clem was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 Thoroughbred

Thoroughbred

The Thoroughbred is a horse breed best known for its use in horse racing. Although the word thoroughbred is sometimes used to refer to any breed of purebred horse, it technically refers only to the Thoroughbred breed...

 racehorse

Horse racing

Horse racing is an equestrian sport that has a long history. Archaeological records indicate that horse racing occurred in ancient Babylon, Syria, and Egypt. Both chariot and mounted horse racing were events in the ancient Greek Olympics by 648 BC...

. Bred by MGM Studios

Metro-Goldwyn-Mayer

Metro-Goldwyn-Mayer Inc. is an American media company, involved primarily in the production and distribution of films and television programs. MGM was founded in 1924 when the entertainment entrepreneur Marcus Loew gained control of Metro Pictures, Goldwyn Pictures Corporation and Louis B. Mayer...

 boss, Louis B. Mayer

Louis B. Mayer

Louis Burt Mayer born Lazar Meir was an American film producer. He is generally cited as the creator of the "star system" within Metro-Goldwyn-Mayer in its golden years. Known always as Louis B...

, he was purchased and raced by Adele Rand.

Trained by Bill Stephens

William Ward Stephens

William Ward "Bill" Stephens was an American Thoroughbred horse racing trainer. A younger brother to U.S. Racing Hall of Fame trainer, Woody Stephens, he was often referred to as "Bill" by the media....

, younger brother to trainer Woody Stephens

Woody Stephens

Woody Stephens was an American Thoroughbred horse racing Hall of Fame trainer.Born Woodford Cefis Stephens in Stanton, Kentucky, his younger brother William Ward Stephens also became a successful trainer. Woody Stephens first started in racing as a jockey at age 16 but within a few years switched...

, Clem won several prestigious races on dirt and on turf

Grass

Grasses, or more technically graminoids, are monocotyledonous, usually herbaceous plants with narrow leaves growing from the base. They include the "true grasses", of the Poaceae family, as well as the sedges and the rushes . The true grasses include cereals, bamboo and the grasses of lawns ...

 during his four years in racing. In a space of less than two weeks in 1958, he set two track records while beating two horses ranked near the top in American racing history. Clem established his first new track record on September 1, 1958 in the Washington Park Handicap

Washington Park Handicap

The Washington Park Handicap is an American Thoroughbred horse race held annually during the first week of September at Arlington Park Racetrack in Arlington Heights, Illinois. A Grade III event open to horses age three and older, it is contested on Polytrack synthetic dirt over a distance of a...

, a one mile race on turf at Arlington Park

Arlington Park

Arlington Park is a horse race track in the Chicago suburb of Arlington Heights, Illinois. Horse racing in the Chicago region has been a popular sport since the early days of the city in the 1830s, and at one time Chicago had more horse racing tracks than any other major metropolitan area...

 in Chicago

Chicago

Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

 in which he defeated future U.S. Racing Hall of Fame

National Museum of Racing and Hall of Fame

The National Museum of Racing and Hall of Fame was founded in 1950 in Saratoga Springs, New York, to honor the achievements of American thoroughbred race horses, jockeys, and trainers...

 inductee, Round Table

Round Table (horse)

Round Table was an American Thoroughbred Hall of Fame racehorse. He is considered the greatest turf horse in American racing history. He was foaled at Claiborne Farm in Kentucky, on the night of April 6, 1954...

. Clem was then shipped all the way to the East Coast of the United States

East Coast of the United States

The East Coast of the United States, also known as the Eastern Seaboard, refers to the easternmost coastal states in the United States, which touch the Atlantic Ocean and stretch up to Canada. The term includes the U.S...

 to the Atlantic City Race Course

Atlantic City Race Course

The Atlantic City Race Course , formerly the Atlantic City Race Track, is a thoroughbred horse race track located in the Mays Landing section of Hamilton Township, in Atlantic County, New Jersey, United States. The track is located off the Black Horse Pike next to the Hamilton Mall...

 where on September 13 he set another new track record for a mile and three sixteenths on turf in winning the United Nations Handicap while again defeating Round Table. Clem then beat Round Table for the third time in a row on September 27 in the Woodward Stakes

Woodward Stakes

The Woodward Stakes is an American Grade I stakes race and is one of the premier races for older thoroughbred horses in the United States. Named for prominent racehorse owner, George Nicholas Woodward, it is run at 1⅛ miles on the dirt for a purse of $750,000.The Woodward was run as a handicap in...

.