Edgar Wright‘s upcoming Sparks documentary The Sparks Brothers has been given a first proper look in a new two-minute-long clip.The film, which has just premiered at the Sundance Film Festival, takes a look at the 50-year career of the Los Angeles-based group, formed by brothers Ron and Russell Mael.The clip was shared by Wright on his Twitter page, the Hot Fuzz director writing: “I’m so excited for those attending to see my three-years-in-the-making doc on legendary band @sparksofficial.