In a 1934 exhibition game, he threw one of the longest passes ever, 68 yards in the air, to Lynn Patrick for a touchdown.
In the 1935 Grey Cup game, he threw two touchdown passes and led the Blue Bombers to a Dominion Championship over the favored Hamilton Tigers from the East.
While at Horlick High School, he led the team to a winning season in men's basketball.
The community started calling the team Rebholz's Rebels for their style of play, and the nickname stuck.
[4][5] Between 1952 and 1963, Rebholz compiled a .539 winning percentage (123-105) while coaching the University of Wisconsin–Milwaukee men's basketball team.