Steam Summer Sale: Are You Ready For A Miracle? (UPDATED)
The link in the original post was broken so I fixed it.
I saw this floating around the internet yesterday in the frenzy that is the Steam Summer Sale and thought it would be selfish of me not to share:
If you push 3 on your keyboard there's a nice easter egg.
DISCLAIMER: you might want to plug in your headphones if you're at work.