DJs are the unsung heroes of the music industry. But for the Global Spin Awards, the mix-and-scratch masters are spotlighted for their contributions to the craft. Among them are DJ Khaled, DJ Envy, DJ Drama, DJ Snake, Diplo and Calvin Harris, who have all secured the bag and landed this year’s highest nom, DJ of the Year. To prep for the big night, see how much you know about these turntable kings below.

Tune in to watch the fifth annual Global Spin Awards live from New Orleans on Thursday, February 23 at 10p EST on REVOLT.

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