Free Practical Joke: Telephone Cord Switch Prank. Telephone Cord Switch Prank Free Practical Jokes Skill Level: Easy Materials: Two Telephones We first came across this prank when we were working at our last corporate gig and they started making the cubicles smaller and smaller, to the point where we swore the next step was a hybrid of cubicle and bunk beds. Anyway, I digress… When two (or more) people are working at desks that are close to each other, enough so that you can hide all the comings and goings of the phone, electrical and phone c