1.
According to DVD commentary For Austin Powers: Goldmemberthe part where Austin pees next to the fountain – and it comes out in small spurts – was an accident. In the movie, Austin trips over the cord and accidentally turns off the water fountain, so he jumps after it and starts peeing to make it look like it's still working. But when the water pump that was being used to simulate Austin's stream started spurting (because it was running out of water), the filmmakers thought it was funny and decided to include it in the scene by making Austin urinate in spurts.
2.
One of the most iconic Raiders of the Lost Ark scenes where Indy simply shoots a man waving a sword were last minute change. A lot of work had gone into planning and rehearsing the elaborate fight scene, but on the day Harrison Ford was sick with dysentery and could not film for more than 10 minutes at a time. When he started filming, he suggested they just shoot the swordsman instead, and the rest is history.
3.
Although it was not intended to be funny, it turned into a joke that Michael Keaton couldn't turn my head in his suit BatmanThis meant that every time he turned, he had to turn his whole body. It was even mentioned V Dead Pool joke. This was unintentional – the suit was indeed too rigid for Keaton to turn just his head.
4.
We cannot confirm this 100%, but according to legend, Carol Channing's character Thoroughly modern Millie should have actually blown up the raspberry in the scene below. However, Channing misunderstood the script's direction and shouted “RASPBERRY” instead.
6.
IN Boogie NightsWilliam H. Macy's character was supposed to say “dick in her ass” but accidentally kept saying “ass in her dick.” Directed by Paul Thomas Anderson thought it was funny and I kept it. The funny moment only makes his character even more confused.
7.
IN The Amazing Spider-Man 2According to the DVD commentary, it's a funny moment when Gwen accidentally reveals Spider-Man's identity. was complete accident – Emma Stone screamed his name in character and then covered her mouth when she realized that Gwen shouldn't loudly shout Peter's real name in public. Stupid moment even showed up in the trailer.
8.
IN Ignorant, Alicia Silverstone actually thought That's how “Haitians” were pronounced, and director Amy Heckerling thought it was so funny that she refused to correct her.
9.
Costar Hank Azaria disclosed What The Fall of Robin Williams Birdcage it was accidental. “If you watch that little bit of the movie again, you’ll see me laughing and Robin laughing. It's one of those things that happens and you never think they'll use it, but I was so emotionally upset by that scene—I should have cried—that I just pretended he was making me cry even more. But actually I was laughing.”
12.
IN Knight's talethere was a crowd supposed to encourage Chaucer's speech. However, many of the extras did not speak English and did not realize that it was time for them to cheer on. Mark Eddy then started applauding to bring in extras, a funny moment that director Brian Helgeland kept.
13.
IN ZoolanderBen Stiller hates actually forgot his line after J.P. Prewitt explained why he uses male models, he simply repeated his last line again. The actor who played Pruitt, David Duchovny, improvised a response and the conversation ended up in the film.
14.
IN Princess Diaries, Mia's fall into the stands was completely accidental – Anne Hathaway really fell (The stands were slippery because it had just rained) but it was so funny they kept him inside.
15.
IN How the Grinch Stole ChristmasThe Grinch had to knock over everything on the table when he pulled the tablecloth. However, Jim Carrey accidentally completed the stunt was executed flawlessly and everything was left on the table – resulting in Kerry improvising by pushing everything away.
16.
According to To audio commentary for Scream Skeet Ulrich didn't mean to hit Matthew Lillard in the head when he hung up – the fake blood on his hand caused it to slip out. Lillard then ad-libbed his iconic line: “You fucking hit me with your phone, you moron!” Lillard's reaction was so good that it was contained.
17.
It's not exactly a *mistake*, but I like it so much I have to include it… Lillard too improvised line: “My mom and dad will be so mad at me.”
18.
IN Guardians of the Galaxy, Peter didn't mean it drop the ball in a scene where it slips out of his hand and he quickly catches it. It was In fact Chris Pratt accidentally dropped it and caught it.
19.
IN Scrooge, Bill Murray character was not intended fall after dousing a waiter with water. Murray accidentally slipped on the water on the floor and it was so funny that they stored it's inside.
20.
Scene in Mrs. Doubtfire where Daniel sticks his face into the cake to avoid being recognized was planned, but the team didn't realize the heat from the lighting will melt the glaze, causing him to fall into Mrs. Sellner's tea.
21.
Funny line from “Ant-Man and the Wasp: Quantumania” where a worker confuses Ant-Man with Spider-Man. it was actually an accident – actor embarrassed two characters.
22.
Likewise, Dustin Hoffman I actually farted by accident in the phone booth scene Rain Manand Tom Cruise's reaction was impromptu. Hoffman called it his “favorite moment” of all the films he has made. “That includes Shakespeare, which I've done on stage, and whatever.”
23.
In a scene from Mask when Stanley tries to put the money in the closet, Milo shouldn't have bitten the Frisbee – Jack Russell Terrier actually did jump and bite the frisbee while holding on for dear life. It was so funny that they decided to include it in the film.
24.
Terry didn't mean it crash your scooter American graffiti – it was a funny incident that ended up in the film.
25.
Alvy sneezes – sending his friend's expensive cocaine to the cloud – in Annie Hall was unplanned and accidental. Ruining his friend's cocaine was so typical of Alvy and funny that it stayed in movie.
26.
An elephant next to Ewan McGregor's character in Big fish was didn't mean pooping during the scene at the circus where he cleans the enclosure – however it worked perfectly to provide a comical contrast to Edward's mood. “How amazing was that moment when the elephant pooped on screen? We shot a wide shot where you see the butts of the two elephants and then me. We filmed it and went over for a close-up. … When we were editing it, he raised his tail and we all said, “Quick!” and the cell was expanded, I got ready, and there was no turnover. They just turned on the camera and I replayed the scene as she collapsed next to me. Genius,” McGregor said of the scene.
27.
Another funny scene that shouldn't have happened is Joel throwing the arrow to the ground. Addams Family Values. Actor David Krumholtz was unable to aim an arrow on his bow. “So in real life, I give it all up and go,” Krumholtz. said. “I was very angry with myself. Then, after they cut, they all started laughing and said, “That was fun!” I thought: “Oh! OK!””
28.
And finally, let's go old school. Crash after Uncle Billy steps out of frame It's a wonderful life was not planned – there were a lot of props fallen right when he walked off-screen and Thomas Mitchell (who played Billy) ad-libbed, “I'm fine!” pretending that he crashed. James Stewart's laugh is real.
