Lukas Graham - '7 Years'
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The Best Selling Songs Of 2016 Have Been Revealed!
4. Lukas Graham - '7 Years'
The Danish group moved everyone to tears with their emotionally raw Big Top 40 number 1 single '7 Years'. Lukas and the rest of his band sold a huge 2 million copies of their track, which is just a couple more than the 29,000 it sold the previous year... (Pic: PA)