When a Marine helicopter is struck by an unknown flying object and crashes in the desert killing the Marine pilot, Rabb and Bud are sent to investigate the crash. Soon after arriving at the site and finding some unknown metallic-like fragments near the chopper, they are confronted by men in black from the government's Defense Security Division (the DSD). They tell Harm they are now in charge of the investigation and to leave the site. However, Rabb doesn't intend to give up his investigation into this incident so easily.

The Lighthouse of Alexandria, one of the Seven Wonders of the Ancient World, guided sailors in the Mediterranean Sea for 16 centuries. NOVA follows an international team of archeologists, cartographers, topographers, and divers as they catalog and map thousands of previously inaccessible ancient artifacts.

Frasier is estatic about being picked to do a show as a celebrity on a luxury curuise. His excitement soon turns to disappointment as he realises the other celebrity's on the cruise are half-class acts. Mean while, Maris and Niles are having problems as Maris claims to have taken off to Switzerland. Niles soon realises that Maris is on the cruise as well, and decides to set things right.

Beavis and Butt-head are excited when Mr. Van Driessen stages a mock 'graduation ceremony' to motivate his students. The boys don't realize it's not their real high school graduation, so they think they're done with school and can begin their futures.

Beavis and Butt-head visit the school's guidance counselor, who helps them try to determine what lies in store for them after high school. Beavis imagines a career in the army, and Butt-head pictures himself acting in TV commercials.

Beavis and Butt-head return to school after being suspended, and since their class is on a field trip, Principal McVicker sticks them in a speech therapy class. The boys manage to find ways to get aroused in class, and use the speech exercises as an excuse to say dirty words.