The biggest box office flop from the year you were born

"Speed Racer" is a beloved flop.Warner Bros. Pictures

• There are 46 movies that have made $1 billion at the box office over the years.
• But not every movie can be a huge success — for every record-breaking film like "Titanic" and "Avengers: Endgame," there are bombs that cost studios millions of dollars.
• We've found the biggest box office flop from every year, starting with 1978.

With "Avengers: Endgame" breaking records and making box office history last summer, it's always good to remember that for every amazing movie there's a flop or two waiting to happen.

From critically panned movies like "King Arthur: Legend of the Sword" to beloved cult classics like "The Adventures of Baron Munchausen," these movies just could not find their audience — and cost their studios exorbitant amounts of money.

Keep scrolling to find out if you remember the biggest box office flops from the last 42 years.