article_snippet: Rihanna, Madonna, Beyonce, Usher, Daft Punk, Arcade Fire, Jack White and Kanye West joined a host of other stars as Rihanna, Madonna, Beyonce, Usher, Daft Punk, Arcade Fire, Jack White and Kanye West were revealed as co-owners of the subscription service, which is the brainchild of
article_snippet: Madonna climbs on the table as Madonna signs a document as one of the high profile co-owners of the new service .
article_snippet: Coldplay's Chris Martin and Calvin Harris, who both appeared via video, are also co-owners.
article_snippet: Each of the owners signed documents at the event as the audience screamed when the audience walked to a table in the center of the stage.
article_snippet: Everyone has signed up: From Madonna to Deadmau5, Kanye West, and JAY-Z, the scheme has attracted the cream of the industry, with stars of country, pop and R & B all signing up .
highlights_snippet: A host of the biggest names in the music business joined forces on Monday to announce the launch of a new music streaming service .
  