Deletion of Sean Costello

Comment: per HelloAnnyong. Clearly qualifies as notable per criteria 1 of 
Stance: keep
Cited policy: Wikipedia:Notability (WP:MUSIC)

Comment: but improve. It's true that this article fulfills  in its current form, but it seems that Costello was somewhat known. There's a listing on http://www.allmusic.com/cg/amg.dll?p=amg&searchlink=SEAN|COSTELLO&sql=11:0jftxq8gldfe~T0 AllMusic and a handful of http://news.google.com/archivesearch?hl=en&um=1&ie=UTF-8&tab=wn&q=%22sean+costello%22 articles about him. The article could certainly use some work, though. &mdash
Stance: keep
Cited policy: Wikipedia:What Wikipedia is not (WP:MEMORIAL)