The 1960s and the 1970s.
Instantly recognizable costume opportunities right there, yes?
Now take a peek at what you’re wearing right this very instant.
What you’re wearing right now is up for grabs as a Halloween costume in a few decades.
Will you just look at that terrific costume! It’s so 2012! Spot on! Fabulous!
Go ahead, furrow your eyebrows while you think about that for a second or two.