Almost two millennium after she was created, Screwball has always caused trouble in her father's place. However, she has no recognition by anypony, everyone except Cosgrove.

Throughout his life, Cosgrove has somehow managed to answer all of Screwball's riddles and completed her challenges. Now recovering from the Brobdingnag fiasco, can he manage to outwit her again?

Takes Place After Ballad of the Brobdingnag in the Old Timeline, but told throughout seasons 2 through 4.

* However, with a few details altered, most of the chapters here can occur in the New Timeline.