Happenstance is a 2000
French film directed by
Laurent Firode and starring
Audrey Tautou and
Faudel. The film is also known as
The Beating of the Butterfly's Wings, a literal translation of its original French title,
Le Battement d'ailes du papillon. The title references the
Butterfly effect from
chaos theory which is quoted at greater length by one of the characters in the film.