But when improvisation works, it can create a magical spark that mixes preparation with innate genius.

Comedies, unlike any other genre of film, are often remembered in terms of their moments and scenes.

After losing his ‘Mrs.

10 Funniest Improv Scenes in Comedy Movies, Ranked

Image by Zanda Rice

That is where the scripted scene stopped.

The rest is cinematic history.

As a result of the suggestion,most of what appears in the final film areimprovisations by Billy Crystal.

Robin Williams as Mrs Doubtfire with icing on her face in ‘Mrs. Doubtfire’.

Image via 20th Century Fox

As on-set injuries go, that’s not a bad one!

The film was a tightly scripted comedic masterpiece from Peter Farrelly, his brother,Bobby FarrellyandBennett Yellin.

7"Alright, alright, alright."

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The stoner, high-school comedy has become a landmark coming-of-age film.

Chris Evans then suggested the alternative that ended up in the film.

However,Murray’s improvisational skills forced the writers to make more story room for his character.

Billy Crystal as Miracle Max holds bellows and looks off camera in The Princess Bride.

Image via 20th Century Fox

This resulted in most of Carl Spackler’s (Bill Murray) scenes being entirely improvised sequences.

The longest of these scenes is a monologue about a former greenskeeper who becomes a Masters champion.

Williams provided an everlasting voice performance as the wise-cracking, fast-talking genie.

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These impressions ranged fromJack NicholsonandRobert De NirotoGroucho MarxandPeter Lorre.

This resulted in Genie’s constant use of celebrity impressions and one of the greatest voice-acting performances.

3"I’ll have what she’s having."

Two men ride a motorized scooter.

Image via New Line Cinema

As has been detailed several times over the years, this scene came about as a group effort.

Part of this plan involves an intense chest waxing scene for Steve Carell’s Andy.

NEXT:The Best Improvised Quotes in Movie History, Ranked

Dumb and Dumber Movie Poster

Matthew McConaughey in ‘Dazed and Confused’.

Image via Focus Features

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Chris Evans as Ransom, smirking in ‘Knives Out’.

Image via Lionsgate

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Bill Murray as Carl Spackler faces off against a gopher in ‘Caddyshack.'

Image via Warner Bros.

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The Genie smiling with a sign of aaplause above him while Aladdin and Abu look at him.

Image via Walt Disney Studios Motion Pictures

Aladdin 1992 Poster

Meg Ryan and Billy Crystal sitting across from each other at a table in ‘When Harry Met Sally…’.

Image via Columbia Pictures

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Steve Carell as Andy screaming as he gets his chest hair removed in ‘The 40-Year-Old Virgin’.

Image Via Universal

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Kristen Wiig and Annie Mumolo on a plane in ‘Bridesmaids’

Image via Universal Pictures

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Bridesmaids

The 40-Year-Old Virgin