J Cole got ignored when he tried to hand a track to Jay Z.
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10 Artists Who Got Knocked Back Before They Made It Big

9. J Cole got ignored when he tried to hand a track to Jay Z.
When he was just 17-years-old J Cole stood outside of Jay Z's Roc The Mic Studio for three hours because he wanted to give him a beat, but when Jay Z left the building he didn't look twice at the now star. But J Cole didn't go home with his head in his hands, he picked himself up and tried again and eventually, Jay Z became the rapper's mentor and friend.