Matthew Merisola, better known as Callum Connor (f.k.a. “LO_DEF”) is an up-and-coming producer and DJ best known for collaborations with recent Aftermath signee Anderson .Paak as a member of .Paak’s band The Free Nationals. He produced several cuts from Anderson’s 2014 debut album Venice, as well as a few on his 2016 sophomore album Malibu.

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