It got its name from the song Mr. Bojangles:
"I knew a man Bojangles and he danced for you ..."
One could also just start singing the song to alert their friends without necessarily pointing out or bringing attention to the fact you're checking out someone's package.
Like many legends, his escapades were embellished and expanded upon, resulting in the song that carries his name that has been covered by The Nitty Gritty Dirt Band, Bob Dylan and others.
Many now-strange remnants of late Jim Crow America, such as vaudville performers appearing in "black-faced" can be learned by reading about his life.
Dude 2: I be a tappin' fool tonight, Holmes, aight!
High-Falutin': Bo-JEAN-glay (JEAN as in Jean-Luc Picard).
A "Famous Chicken 'n Biscuits" restaurant that can only be found in these states (according to their official website):
and New York.
They need to put more of there restaurants in Alabama, Mississippi, New Jersey, Delaware, Louisiana, Kentucky, West Virginia, and Eastern Texas.