RINGERS

S --> H

A HERRING, of course !

Click to reveal..
But a herring isn't green!
-- Can't you paint a herring green? Of course you can!
But a herring doesn't hang from a tree!
-- Can't you hang a herring to a tree? Of course you can!
Well, a herring doesn't squeak, so there.
-- Oh, that was just to make if difficult.

Pada-BAM...