One of the world's greatest rock bands, The Who, are celebrating their 50th anniversary along with generations in the music business who have been influenced by their songs and their style.
Musicians including Liam Gallagher, Rizzle Kicks and Wilko Johnson joined The Who at studios in West London to rehearse for a one-off concert in aid of Teenage Cancer Trust.
EDIT: Those of you outside the UK can watch it below.
Click here to watch the video.
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