You may have heard a rumor in grade school that 4/20 is a holiday based around the late, great Bob Marley’s birthday ... pot in the ‘70s could lead to “420” being a code for getting ...

their code "420" caught on, as the friend group hung around the Grateful Dead a fair amount, according to PBS. And despite what some people think, no, Bob Marley wasn't born on April 20.

Though they were never able to find it, their code "420" caught on, as the friend group hung around the Grateful Dead a fair amount, according to PBS. And despite what some people think, no, Bob ...