Darth Vader being revealed as Luke Skywalker's father in 'Empire Strikes Back' is such a well-known plot twist, it doesn't even require a "spoiler alert."

However, that doesn't mean that everybody knows that the 'Star Wars' rivals are father and son. Witness 4-year old Faris' reaction to the famous plot twist, in the video below.

The budding 'Star Wars' fan learns the shocking truth about Darth and Luke, while watching 'Empire Strikes Back' for the first time.  His reaction of jaw-dropped astonishment is pretty priceless.

[via BuzzFeed]

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