When accident-prone Steve is blamed for a chemistry lab explosion, Laura represents him at a school trial.

Urkel develops hiccups after being robbed.

A homeless janitor gets trapped in the school bomb shelter with Urkel and Carl.

After failing to foil a robbery, Carl is assigned to protect Urkel, who stopped the thief; the boss's daughter comes on to Eddie.

Waldo can tap dance with pizzazz but he's a klutz on the basketball court. Elsewhere, Carl is turned down for a loan to pay Laura's tuition to Harvard.