Tom is conducting an orchestral performance of Johann Strauss II's Die Fledermaus Overture (The Fledermaus Overture), but Jerry tries to disrupt it.

Double D receives a psychology manual in the mail which describes the latest techniques in studying abnormal human behavior. He shows Ed and Eddy inkblots and asks them to interpret the blots. It is important to note that the Rorschach test is not a new technique; it was created in the 1920's and widely used in the 1960's.

Jerry gets caught in a mini explosion of cheese, leaving him in a ring of cheese resembling a tutu. He performs an a ballet to Chopin's Grande Valse Brillante Op. 18.

While trying to catch Jerry, Tom keeps running afoul of an angry conductor. Jerry then climbs up the conductor's tuxedo and causes him to start frantically gyrating and to misconduct the orchestra into playing a jazzy rendition of the overture.

In order to make progress toward finding Hacker's time machine, Matt, Inez, and Jackie must help a gnome determine how many rocks were used to create a stone heart. The hearts were broken down into five piles of rocks. They count the number of rocks in each pile and choose the number that occurs most frequently as the answer.