Is That a Velociraptor In My Office?? Best Office Prank Ever!! [VIDEO]

With the success of the Jurassic Park, Walking With Dinosaurs, and now Jurassic World movies, we all know a little more about the terrifying Velociraptor, so when you step off the elevator at work and run face to face into one...your heart has to sink to your toes! Well, this happened at Groupon's headquarters in Chicago! The greatest office prank ever!!