Wikipedia:Articles for deletion/List of songs about Rainbows
There are plenty of sources which talk about songs about rainbows and it wasn't hard to find one which lists them systematically &mdash; ''http://books.google.co.uk/books?id=zVSXQgAACAAJ The Green Book'' lists 40 songs about rainbows.  The topic therefore satisfies 
— User:Colonel, 00:35, 2 December 2011 (UTC)
Stance: keep
Cited policy: WP:LISTN (Wikipedia:Notability)