Cobain delivered one of the best features on Bieber’s latest album, released on July 11, the highest-profile moment in the rapper’s career so far, with Cobain taking the opening verse on Swag’s title track.

Putting aside whatever speculation, rumors and chatter surround Justin Bieber in recent months, one thing remains certain: his talent as a musician is undeniable. Going one step further, the process of working with Bieber has largely received high praise from those collaborating on his albums.