Book excerpt: When Cooper drags Kevin, Ben, and Gwen to the science fiction convention, no one is very excited. But all of that changes when one of the convention's props starts spewing out mini-aliens! Ben, Gwen, Cooper, and Kevin must save the conventioneers and stop the tiny pests. But will they be able to do so before they are overwhelmed by the mini-invaders? Sometimes real life really is stranger than fiction!