What is 4-20-1889?

4-20-1889 is a numerical sequence that, if translated to a date, would be the exact date of Adolf Hitler's day of birth.

Bro#1: Yo bro, it's 4/20!

Bro#2: Ayy, indeed bro, more like 4-20-1889!

Bro#1: Hitler's birthday? Umm...I think i'll just blaze.

4-20-1889 - meme gif