Episode 49 of "Alf"
s02e23 I'm Your Puppet
Title: I'm Your Puppet
Original Air Date: 03/21/1988 on NBC
Director: Burt Brinkerhoff
Writer: Michael Reiss, Al Jean
Guest Stars: Fred Gross (Delivery Man)
Plot Outline:
ALF's mail-order ventriloquist's dummy takes on a life of its own, and it takes a visit from a psychiatrist to cure him.
