Watch the video below as Sam explains how one night his daughter asked "Daddy, is tomorrow Saturday?"
After that day Sam would never be the same. He knew what those four words meant. His daughter was asking: "Why can't every day be Saturday? That day when there is anything standing between you and me. No emails, no voice mails, no job to go to...."
It was a wakeup call for Sam and has turned into a worldwide phenomenon.
Watch the video and see for yourself.