sings out for April 1

Step one: Turn up your speakers (or put on headphones)

Step two: Point your desktop or tablet browser to

Nokia and HERE have had their fun. Now it's Microsoft's turn to turn a visit to (which a good number of people will end up doing today) into a noisy prank.

Derek Kessler

Derek Kessler is Special Projects Manager for Mobile Nations. He's been writing about tech since 2009, has far more phones than is considered humane, still carries a torch for Palm, and got a Tesla because it was the biggest gadget he could find. You can follow him on Twitter at @derekakessler.