The rest of the Serenity crew drugs Jayne when he gets a little too power-happy.
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The Serenity crew takes on a train robbery on Firefly's "The Train Job"
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Mal, Zoe and Jayne after a bar brawl on Unification Day
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Firefly Season 1 Episode 2 Quotes

A ship would bring you work; a gun would help you keep it

Narration

A captain's goal was simple. Find a crew, find a job, keep flying.

Narration