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It jumps from the image of the former first lady during the scandal in the 90s to the calculated and savvy politician who came to represent the establishment as she battled Donald Trump in the 2016 US election

The popcorn sundae and the red velvet pudding must have been the crowd favorites that evening because those desserts were sold out

Black tie requires a tuxedo for men and a formal floor-length gown for women

A select few individuals may have prior experience with optical illusions of this ilk, but because this particular image went viral - it got heavy exposure over such a short amount of time - it reached millions of people who aren't so familiar with these sorts of mind tricks

So, before you turn up to a smart casual ceremony in your dinner suit, heres a quick crash course in the fundamentals