Blank on Blank S01 E12 Louis Armstrong on His Chops

"You've got to be good or as bad as the devil. ... Even if we had two, three days off I still had to blow that horn a few hours to keep up the chops." - Louis Armstrong Interview by Michael Aisner and James R. Stein 1964. Ravinia near Chicago Originally aired on WNTH - Winnetka, Illinois