The UK's "big five" - Adele, Ed Sheeran, One Direction, Coldplay and Sam Smith - between them sold almost 28 million albums last year, new figures show.
Their combined efforts helped the global music industry to report its first significant year-on-year growth for two decades.
2015 also saw the amount of money from digital sales overtake revenues from physical formats for the first time in history.
Matt asks, how do you buy your music?
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