John Episode 4 - They Have No Wine

The story of Jesus turning water into wine at the wedding at Cana is a well told narrative, but why did he do it? Does it have any bearing on the rest of the book or was it just a random miracle? If it is indeed the first sign" then what is the sign pointing to?  In Episode 4 we explore all these questions and more as we examine the first sign and it's surrounding teachings.