Put tape over the optical sensor of someone's mouse.

 929

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Pull on a coworker is to press ctrl+print screen on their workstation, then paste it into Paint, save the pic, and set it as the desktop background. Move all of their icons to the trash. When they get back to their desk, clicking won't accomplish anything!

 1674

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April doesn't fool Chuck Norris, Chuck Norris fools April.

 917

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Hide all of the desktop icons on someone's computer and replace the monitor's wallpaper with a screen-shot of their desktop.

 974

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I just recently discovered that there is a national holiday named after Atheism. April FOOLS day. Like this story in the name of Jesus.

 2077

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