In a 44-minute video, Lawrence describes working with the late rapper and dissects the track's project file.
The track began circulating after gamers heard it on Flying Lotus' FlyLo FM in-game Grand Theft Auto V radio station.
They noted that Miller's demons manifest themselves in people outside of the music industry as well.
Mac Miller's final album includes a production credit for Guy Lawrence.
Carnage embraces a new direction in his next chapter.
Listen to Spotify's two exclusive tracks with the late Mac Miller here.
Mac Miller's toxicology report has been revealed to the general public.
Even those unable to attend will be able to tune into Mac Miller: A Celebration Of Life.
Ariana Grande has finally shared a heartbreaking post to Instagram about Mac Miller's death.
Dj/Producer Ookay posted to social media his personal battles with mental health.
Many artists, including Ariana Grande, have posted to social media about Mac Miller's death.
Young rapper died of apparent drug overdose.