A Joyous Sound (1) Lassie : Season 19 Episode 20
TV-G (self-applied) CBS 30m
Aired: February 24th, 1973 @ 7:00 PM EST on CBS
Keith accompanies Lucy and Elaine into the city for tests with Lassie going along. Lucy turns out to be a candidate for surgery to restore her hearing but during the operation Lassie wanders off.
