Matt Walker: The man behind some of grime's biggest videos
You might not have heard of him. But Matt Walker has been behind the camera in some of grime's biggest music videos.
He's worked with the likes of Skepta, Stormzy and JME.
Matt started off shooting videos for his friends and as the grime scene grew, so did his videos.
He told Newsbeat about working with the stars and his new video for Big Zuu.
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