Wikipedia:Articles for deletion/Tristam (DJ)
I'm guessing the "very reliable" source is the article in Tristam's local arts magazine ''The Vault''. Struggling to see how he meets any of the criteria at 
— User:Richard3120, 04:26, 23 May 2016 (UTC)
Stance: delete
Cited policy: WP:MUSICBIO (Wikipedia:Notability)