Coen brothers with its head turned around as it looks back over its hindquarters. Up to 2003, Joel received sole credit for directing and Ethan for producing, due to guild rules that disallowed multiple director credits to prevent dilution of the position's significance. The only exception to this rule is if the co-directors are an "established duo". Now that they were able to share the director credit the Coen brothers have become only the third duo to be nominated for the Academy Award for Best Director. The first two pairs to achieve this were Robert Wise and Jerome Robbins (who won for
40 Years in the Making: The Magic Music Movie 40 Years in the Making: The Magic Music Movie 40 Years in the Making: The Magic Music Movie is a 2017 American documentary film written and directed by comedy writer Lee Aronsohn about Magic Music, a folk music band that broke up in 1975 before ever releasing a record. They were big in Boulder, Colorado, where Aronsohn attended University of Colorado Boulder. After Aronsohn's retirement from "The Big Bang Theory", Aronsohn decided to make the documentary about the band and try to get them to reunite to play one more show. "40 Years in the Making: The Magic Music Movie"