6 Weeks: Lukas Graham - '7 Years'
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The Longest Reigning No.1 Singles In Big Top 40 History

7. 6 Weeks: Lukas Graham - '7 Years'
We saw the likes of ZAYN and Shawn Mendes both score No.1 singles at the start of 2016 however it was Danish ghetto pop band Lukas Graham who notched up more than both of those combined, wow!