As if he wasn’t involved with enough classic albums, it turns out Rick Rubin had a hand in ‘Ye’s sophomore set—albeit a much smaller one than usual. Much of the hype surrounding Late Registration was about how Kanye was working with Jon Brion, a producer who had no background in hip-hop and was best known for producing movie scores and Fiona Apple records. Maroon 5’s Adam Levine was another unlikely collaborator. And how did ‘Ye get in touch with both Brion and Levine? Through a mutual friend, Rick Rubin.