When you have a paper to write that needs to have (ex.) 8 pages, and you've only done 4 of them. But Wait! your teacher said it should be double spaced! DOUBLE SPACE EXPLOSION!...You are done with your paper! But...You can only do this at the end of the paper, or else it's not as cool.
Some slut: I will now preform the forbidden predominant space time continuum bending, soul snatching, reality distorting, quintuple ultra seal vacuum, Gwak gwak twister gobble double bubble blowie combo wombo beyond infinity procedure.