[2] Prior to his serving in the United States Air Force, Dennis considered a rodeo career.
[2] Sir Dalrae, who had been bred to trot, was the 1973 Harness Racing Horse of the Year.
Adios Vic defeated Hall of Fame horse Bret Hanover four times.
Dennis was a leading driver at Roosevelt and Yonkers Raceway plus Hollywood Park but also campaigned out of Chicago, Illinois from 1963 to 1971.
[5] Dennis died at his Solana Beach, California home on February 22, 2004.