'Wicked' author reveals subtle clue in 'The Wizard of Oz' that Glinda and Elphaba were friends

'Wicked' author reveals subtle clue in 'The Wizard of Oz' that Glinda and Elphaba were friends

Have you ever watched a movie or read a book or listened to a piece of music and wondered, "How did they come up with that idea?" The creative process is so enigmatic even artists themselves don't always know where their ideas come from, so It's a treat when we get to hear the genesis of a brilliant idea straight from the horse's mouth. It's often not what you would expect!If you've watched Wicked and wondered where the idea for the friendship b…