Joyce turned from his parents' desire that he enter priesthood to a nearly a ten-year career with Col. Cody on his Buffalo Bill's Wild West.

He eventually became a most daring bronco rider and appeared with Will Rogers in a roping and riding acts in New York theaters.

The popular American cowboy had with him about a half dozen boys from Texas and a troupe of fake Indians.

Early in 1925 Joyce returned with his 9 thoroughbreds to the United States on the SS California from an extended engagement in London.

Captain James Blaike had to transfer the animals from improvised stalls on the shelter deck to an inner freight square on another deck.Beginning at the end of January, he performed with his Wonder Horses for several weeks on the Keith-Albee-Orpheum Circuit at the New York Hippodrome.

His 15-minute presentation was far above the average horse act, but did not begin to compare with John Aggee's equines that had appeared previously in the same setting at the Hippodrome.

Then Jack dismounted and put his black steed through a ritual where it knelt and ran between 2 cannons in the ring.

Later in the engagement, Joyce, for the sake of a smoother presentation, replaced this part of the act with a riding turn.

Cossack trick riding with various unique feats scored well as the horse and rider raced around the ring.

The horses were somewhat hesitant in their movements and notably nervous, probably as a result of experiencing the very rough ocean crossing just two weeks earlier.

Carlisle wrote from Buffalo, New York: "Recently dropped in backstage at, Shea's Theatre, Toronto to say hello to Jack Joyce, old timer of the Wild West, who has been in Europe for a number of years.

In December 1925 the following ad appeared in Billboard (magazine): "Jack Joyce's 10 circus horses for sale or open bookings.

Many years previously, as a youth when playing county fairs, he "followed the avocation of wild horse salesman, which furnished plenty of thrill and not so much remuneration.

Many of the farmers, however, thought they recognized their favorite steeds in Jack's act and they would compliment on the splendid appearance of his stock.

In Hospital 27 days and the worst of it all, I lost my curls and now can't cop any swell dames.

Eva was adopted by Anton and Anne Margrethe Christensen but knew that Jack Joyce was her father.