Claim: Wishful Drinking is based on a one-woman show by Carrie Fisher.

Wishful Drinking is an autobiographical humor book by American actress and author Carrie Fisher , published by Simon & Schuster in 2008 . Fisher 's book was based on her one-woman stage show , which she developed with writer/director Joshua Ravetch .   The show debuted at The Geffen Playhouse with Ravetch directing . It enjoyed a successful Broadway run and then toured in other cities . In 2010 , HBO filmed a feature-length documentary of the stage play .