Adds 'STOP! Hammertime!' functionality to Firefox - Simply install and marvel as you hear MC Hammer sing whenever a page is stopped! Includes a new feature to allow you to change between a Hammertime button or a standard stop button - Now you can have the vocal without the visual! Install on friends computers when they're not looking for maximum enjoyment.

LINK: https://addons.mozilla.org/en-US/firefox/addon/974