This guy, who I noticed yesterday for the first time, on a door I go through 100 times a day:
Today is my boss's birthday, so yesterday I had the interns color and cut out these balloons, which we put on her door last night after she left:
Cute! It was a fun project, and the secret I referred to yesterday. Sorry, it was nothing juicy! Just fun to scheme a little to make someone else happy, without them knowing.