Continuity mistake: When Joy is talking to the gentleman in the cowboy hat when in her room in Texas, the strings on his string tie change from on the left of his button to one string on each side of the button and back again.
Joy (2015)
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Directed by: David O. Russell
Starring: Robert De Niro, Bradley Cooper, Jennifer Lawrence, Edgar Ramirez, Elisabeth Rohm
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Joy: Don't ever think that the world owes you anything, because it doesn't. The world doesn't owe you a thing.