Ruby & The Ruby

Here is how you can get the ruby pin hidden in Ruby & The Ruby. First, go to the stage. Next click the following things in order: File Cabnit, Trash Can, Book, Vase, Painting. Then click the safe behind the paniting and click on the ruby.
Now to find the hidden background. Go to the very back of the catalog and move the words down to find the Noir Background.

And finally to find the only clothing cheat click on the doorknob behind the guy with all the blue on to find the dark detective coat.