I always wondered what people were talking about with the butterfly and its wings, and I know you always wondered about that, too 

References:
Newton's Third Law of Motion (physicsclassroom.com)

Butterfly effect - Wikipedia

What Is the Butterfly Effect and How Do We Misunderstand It? | HowStuffWorks

8 Examples of Butterfly Effect That Changed the World Forever - Learning Mind (learning-mind.com)

Charles Manson - Wikipedia

Butterfly Effect – Movie (2004) 

Music 
UFO Files 
Purple-planet.com