The world's first book printed with movable type is the Gutenberg Bible which has 42 lines per page.
On page 42 of Harry Potter and the Philosopher's Stone, Harry discovers he's a wizard.
Titanic was travelling at a speed equivalent to 42km/hour when it collided with an iceberg.
Elvis Presley died at the age of 42.
Toy Story character Buzz Lightyear's spaceship is named 42
You must know something? This can't all be coinky dinks!