Starting in the 1920s, the youth of America started to fall in love with jazz music. Cab Calloway and other jazz musicians were public supporters of cannabis during the Reefer Madness propaganda. The older generation feared that their kids would be negatively influenced by marijuana and jazz because they were ignorant, brainwashed, and racist.
Have you ever met that funny Reefer Man?
He smokes that reefer, he gets high, then he flies to the sky
That funny funny Reefer Man