Beyoncé could also be referencing the 20th Century African-American work song 'Black Betty' that later became a Hot 100 hit when it was covered by the white rock band Ram Jam in the 70s.
Beyoncé has always inspired intense devotion ... And the best part? The songs are fantastic, from a stunning "Ameriican Requiem" kickoff through the '80s throwback of "Bodyguard" to a genius ...