The documentary about Kit Lambert and Chris Stamp premiered at Sundance, and now it’s headed on an international tour. Sony Pictures Classics has acquired Lambert & Stamp for North America, Australia, New Zealand, Asia, Eastern Europe and Russia. James D. Cooper’s directorial debut focuses on the pair of British aspiring filmmakers who were looking for a local band to make a movie about. They stumbled upon the High Numbers, four particularly noisy lads who soon would become the legendary Who. Lambert and Stamp would go on to mentor and guide the career of the band. The film will have its UK premiere next month at Sundance London. “Lambert & Stamp is the greatest untold story in rock,” Cooper said in a statement. “The movie captures a very unlikely partnership and the hailstorm of creativity that comes with it. Sony Pictures Classics is truly the ideal partner for distributing the film which I’ve been honored to make, and for the legacy with which I’ve been entrusted.” Cooper who also produced along with Loretta Harms and Douglas Graves. W. Wilder Knight II is the associate producer and Loretta Harms and Mark Mullen are executive producers on the film. The deal was negotiated with W. Wilder Knight II & Anne Atkinson of Pryor Cashman on behalf of the filmmakers with Sony Pictures Classics.