6. Shinji Kagawa and Olly Murs
This is not quite an established friendship just yet, but the bond between Shinji Kagawa and Olly Murs displays signs of one able to last the ages.
The Manchester United forward and chart-topper only met for the first time recently, but revelled in tales of Japan and a sing-a-long to one of Murs' four No.1 singles.
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