Gross, T. (1989). "Maceo Parker: The Hardest Working Sideman". Fresh Air. WHYY-FM/National Public Radio. Retrieved January 22, 2007. According to Maceo Parker, Brown's former saxophonist, playing on the downbeat was at first hard for him and took some getting used to. Reflecting back to his early days with Brown's band, Parker reported that he had difficulty in playing "on the one" during solo performances, since he was used to hearing and playing with the accent on the second beat.
nytimes.com
Pareles, Jon (2006-12-25). "James Brown, the 'Godfather of Soul', Dies at 73". The New York Times. Retrieved 2007-01-10. According to The New York Times, by the "mid-1960s Brown was producing his own recording sessions. In February 1965, with 'Papa's Got a Brand New Bag,' he decided to shift the beat of his band: from the one-two-three-four backbeat to one-two-three-four. 'I changed from the upbeat to the downbeat,' Mr. Brown said in 1990. 'Simple as that, really.'"