claim: Planet Hollywood Las Vegas is operated by someone.
evidence: Patricia Ann Jellicoe -LRB- born 15 July 1927 -RRB- is a British playwright , theatre director and actress .. Although her work has covered many areas of theatre and film , she is best known for `` pushing the envelope '' of the stage play , devising new forms which challenge and delight unconventional audiences .. As a result , her dramatic career is , in many ways , unique in the twentieth century .