A postmodernist ode to Hollywood. It's fantastic to watch before or after watching Wrecking Ball and The Cactus Flower to discover the replicated camera shots, fashion choices characterisations. Margo Robbie is Sharon Tate from Wreching Ball The whole idea of rewriting history by changing the end story encapsulates what Hollywood is and has always been as the movies title suggests. What is fiction what is real Once Upon. Time captures that era of fun, comedy and hope it is delicious to wish that was the true ending the quintessential cowboy saved the day.