The Wizard and i, taken from the OBC Promo reels. This i performed by Idina Menzel.
Idina Menzel originated the role of Elphaba in the Sanfransisco Tryouts and ran through to the First part of the Broadway run.
Her dates were - 28th May 2003 - 6th January 2005.
She reprised the role in the Original London cast running for a very short time.
7th September 2006 - 30th October 2007.