In 1916, at Weadick's Sheepshead Bay Stampede, he won the title "World Champion Steer Roper."

Writer David Grann alleged in his 2017 book on the murders that Grammer had ties to the Kansas City Mob.

When Rita and Bill Smith's house was blown up during the Osage Indian murders, Grammer was Hale's alibi, as the pair had traveled to the Fort Worth Fat Stock Show Rodeo during the bombing.

[5] Grammer died in an automobile accident on June 14, 1923, when his Cadillac spun out and flipped near Shidler, Oklahoma.

[5][2] David Grann alleges William King Hale may have been involved in his death by tampering with the steering wheel and brakes.