ALF shields Willie when a criminal resembling him is profiled on a crime-stopper TV show, but Trevor turns him in.

Using Willie's home computer, ALF discovers and later becomes addicted to the art of making stock-market deals.

The Tanners pamper ALF after he catches his first Earth cold.

ALF's attitude toward cats changes after his first encounter with kittens.

It's a sad day in the Tanner household as ALF announces he's leaving Earth to settle on another planet with Skip and Rhonda, but ALF is captured by the Alien Task Force before he can get to their spaceship.

ALF earns the right to baby-sit Eric, but almost blows it when the child disappears.

After a visit from a psychologist, ALF subjects the Tanners to a barrage of unwanted psychoanalysis.

ALF gets peeved about having to remain hidden while Willie's brother extends his visit.

ALF is relegated once again to the attic when the Tanners throw a Hawaiian luau.

Tabloid photographers accidentally photograph ALF, so the Tanners have to get the film back.

Willie, in an effort to curb ALF's cotton addiction, holds a support group meeting in his living room.

Whizzer comes face-to-face with ALF when he searches for Dorothy at the Tanners.

ALF encounters youth-seeking senior citizens when he's discovered sneaking into a retirement home.

ALF, on the outs with the Tanners, is offered a place to stay by Neal.

ALF and Willie scour Death Valley for buried treasure after discovering an old map.

ALF enters the art world after he earns praise for a still life made from food.

A morally outraged ALF writes nasty letters to a pollution-producing company.

ALF, forced to hide, plots the removal of Willie's visiting brother Neal.

Neal and his ex-wife Margaret reconcile, but ALF goes a long way to prove her motives are less than honest.

As a newly ordained Melmacian minister, ALF must officiate a ceremony on Earth.

ALF considers the future with the Tanners, who will age faster than the ageless alien.

ALF takes to the park in search of food after his diet fails.

ALF is the only one excited by the idea of Lynn moving in with her boyfriend.

ALF dreams he's a famous stand-up comic.