Bachman–Turner Overdrive’s hit “You Ain’t Seen Nothing Yet” started out as a recording meant for just one listener before going on to top the Billboard Hot 100 chart dated November 9, 1974.

Yet the song’s broken syllables behind the chorus come from an unexpected origin. Randy Bachman copied his brother Gary’s stutter for a joke, without any plans for the recording reaching the public.

Why BTO Topped the Stuttering Foundation’s Song Ranking

Later, the Stuttering Foundation named the track the top stuttering song of all time, ahead of The Who’s “My Generation,” David Bowie’s “Changes” and Elton John’s “Bennie and the Jets.”

However, the charity based its decision on more than a trick. Its anniversary article explained, “We chose BTO’s song because it was the only such song with stuttering vocals that was about a real person who stuttered; the backstory underscores the power of speech therapy.”

Beyond the music, Gary later received speech therapy and built a successful real estate career in Winnipeg.…