If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. Becoming Led Zeppelin , the first authorized documentary of the hard rock pioneers, is getting a new collectible Blu-ray. The special collectors edition will be available on April 14 as a 2-disc 4K UHD and Blu-ray set, and is available for preorder now . In addition to the film, the set includes a plethora of extras. There are exclusive photo card prints,