A teenage 'Star Wars' fan is in jail after threatening to shoot a friend who spoiled the plot.
Cops say 18-year-old Arthur Charles Roy became enraged after a Facebook friend revealed plot points.
Authorities say Roy, who lives in Helena, Montana, sent his friend a photo of himself, with a gun ... threatening to go to the friend's school and shoot him.
The incident occurred Thursday and the school was on lockdown Friday. Roy was arrested later that day.
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