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'Star Wars: Episode I – The Phantom Menace' (1999) - Samuel L. Jackson, who plays Mace Windu, noticed that it was hard to identify himself among the many Jedi present during the Battle of Geonosis.

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'Star Wars: Episode I – The Phantom Menace' (1999) - He then asked creator George Lucas if he could have a purple lightsaber to make himself stick out more.

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'Star Wars: Episode I – The Phantom Menace' (1999) - Lucas originally turned him down, claiming that lightsabers could only be certain colors, but eventually gave in.

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'Snakes on a Plane' (2006) - Another Samuel L. Jackson demand that sparked a change occurred with 'Snakes on a Plane.'

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'Snakes on a Plane' (2006) - When film executives wanted to change the name to 'Pacific Air Flight 121,' Jackson intervened and convinced them to leave it as 'Snakes on a Plane.'

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'Snakes on a Plane' (2006) - He also convinced the studio to add more violence and bump the movie up to an R rating.

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'Shrek' (2001) - When actor Chris Farley (the original voice of Shrek) died, Mike Myers took over the role.

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'Shrek' (2001) - After a good amount of the movie had already been animated, Myers demanded that Shrek speak with a Scottish accent.

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'Shrek' (2001) - It cost the production between US$4 and $5 million to rework, but DreamWorks executive Jeffrey Katzenberg gave in.

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'The Fast and the Furious' (2001) - Michelle Rodriguez, who plays Letty in the film franchise, was initially against the plot line for her character.

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'The Fast and the Furious' (2001) - Letty was supposed to cheat on her boyfriend, but Rodriguez took a moral stance against it.

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'The Fast and the Furious' (2001) - After threatening to quit the film and gaining support from co-star Vin Diesel, director Rob Cohen allowed the change.

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'Clash of the Titans' (2010) - Director Louis Leterrier wanted to make  Bubo the clockwork owl (famously having appeared in the 1981 original film) a significant part of his 2010 remake.

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'Clash of the Titans' (2010) - The only problem was that Sam Worthington absolutely hated the owl and complained to no end about it.

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'Clash of the Titans' (2010) - Eventually, Leterrier got fed up and minimized the owl's appearance in the film. 

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'The Avengers' (2012) - Robert Downey Jr., who plays Iron Man in the film, was unimpressed by the original ending.

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'The Avengers' (2012) - After the near defeat of the Chitauri at the end of the movie, Tony Stark was supposed to just say, "What's next?," and then the credits would roll.

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'The Avengers' (2012) - Downey Jr. ended up putting together a better scene with director Joss Whedon, adding an extra three pages of script to the movie.

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'The Hunger Games' (2012) - In the novels, Buttercup the cat is described as "hideous-looking" and is supposed to be yellow and dirty.

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'The Hunger Games' (2012) - The cat that played Buttercup in the first movie was black and white, prompting fans and author Suzanne Collins to complain.

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'The Hunger Games' (2012) - The studio ended up recasting the cat to one that looked more similar to Buttercup's description in the books.

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'Gone Girl' (2014) - Ben Affleck was supposed to wear a New York Yankees baseball cap to hide his identity during several scenes in the movie.

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'Gone Girl' (2014) - The Red Sox fan refused, claiming his friends and family would never let him live it down.

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'Gone Girl' (2014) - Director David Fincher compromised by allowing Affleck to wear a New York Mets hat.

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'Jurassic World' (2015) - At the end of the movie, Bryce Dallas Howard's character somehow manages to outrun a T-Rex in heels, causing critics to complain that it was unrealistic.

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'Jurassic World' (2015) - Apparently director Colin Trevorrow claimed that he tried to convince the actress to change shoes during filming.

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'Jurassic World' (2015) - Howard insisted that her character had to wear the heels in order to stay true to who she was.

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'The Mummy' (2017) - Tom Cruise made some pretty hefty demands when he signed on for 'The Mummy.'

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'The Mummy' (2017) - One of his demands included complete creative control of the process, from the script to the marketing of the movie.

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'The Mummy' (2017) - He also demanded having more screen time than the mummy. All of his demands were met and the movie was a flop. Coincidence? 

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