Tom Hanks is in a league of his own. The actor had an unusual experience at one of the most famous museums in the world when he ended up without pants in front of the Mona Lisa.

The "Da Vinci Code" director shared a cheeky little anecdote Friday that might've solved a real-life puzzle — the mystery behind the 'Mona Lisa' smile.

Dave J Hogan/Dave J Hogan/Getty Images When Tom Hanks found himself with his pants down in front of the iconic Mona Lisa painting while filming The Da Vinci Code, director Ron Howard couldn't help but laugh.