The Titanic was an ocean liner that was designed to be unsinkable, but on its maiden voyage it hit an iceberg and sank. Over the years there have been three movies made about the ship. The most popular one was the 1997 version called "Titanic". It was a huge hit at the box office staying at number one for 15 weeks. Miley's comment that the film made $1 billion was almost correct. The film brought in $900 million world wide.