The risk is that it might backfire horribly.
Mobile phone giant Motorola is shutting down its R+D division in Rennes, France.
Some of the employees, taking their futures into their own hands, decided to advertise their plight on YouTube, with a series of humorous music videos. It seems their outgoing paymasters haven't been impressed, and now it's claimed those involved have been fired. Here's one of their videos:
The YouTube link is here
Another video I've come across is a bit of charity fun from an independent British school, called Moreton Hall. Here's their version of OK GO! on treadmills. The chap on the right is headmaster. Allegedly.