Season 4

October 9, 1989

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

October 16, 1989

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

October 23, 1989

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

October 30, 1989

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

November 6, 1989

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

November 13, 1989

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

November 20, 1989

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

November 27, 1989

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

December 4, 1989

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

December 11, 1989

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

January 8, 1990

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

January 15, 1990

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

January 22, 1990

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

January 29, 1990

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

February 5, 1990

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

February 12, 1990

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

February 19, 1990

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

February 26, 1990

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

March 3, 1990

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

March 10, 1990

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

March 24, 1990

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.