Fun Facts about 'The sound of music'
1. Julie Andrews Kept Falling Over During The Mountain Scene where she sings 'the hills are alive'
The opening scene of Andrews twirling on the mountaintop may look effortless, but it was anything but. Not only was it raining and cold throughout production, the helicopter kept knocking Andrews over. “

2. The Boat Scene Traumatized Gretl
The scene where the rowboat overturns and Maria and the kids fall into a lake was hard on Kym Karath, who played 5-year-old Gretl. Since Karath couldn’t swim, Andrews was supposed to fall forward when the boat turned over and rescue her. Instead, Andrews fell backwards and couldn’t get to Karath in time. “I went under, I swallowed a lot of water, which I then vomited all over Heather [Menzies-Urich, who played Louisa]
3. Christopher Plummer Hated The Movie

Plummer, who played Captain von Trapp, hated the film so much that he called it The Sound of Mucus. “Because it was so awful and sentimental and gooey,” he said. “You had to work terribly hard to try and infuse some minuscule bit of humor into it.” He drank and ate away his sorrows in Salzburg, which caused him to gain so much weight his costumes had to be let out. He also admitted on the DVD commentary that he was drunk when filming the music festival.
4. Carr Injured Herself During “Sixteen Going On Seventeen.
”While filming the song “Sixteen Going On Seventeen,” Carr—who, incidentally, was 21 years old at the time—fell through the glass in the gazebo and injured her ankle. In the scene, she’s wearing a bandage covered with make-up on her leg.
5. The Movie Saved 20th Century Fox.
After the financial failure of Cleopatra, 20th Century Fox was close to bankruptcy. Luckily, The Sound of Music was so successful, it surpassed Gone With The Wind as the number one box office to date and went on to win five Oscars, including Best Picture and Best Director. Today, adjusted for ticket price inflation, The Sound of Music is the third highest grossing film of all time. It’s considered the most successful musical ever on film.