Continuity mistake: Harmony's T-shirt switches between white and yellow at least twice during each episode of the series.
The Bugaloos (1970)
1 continuity mistake in show generally - chronological order
Starring: John McIndoe, John Philpott, Wayne Laryea
Firefly, Light My Fire - S1-E1
Revealing mistake: Courage winces and reacts before the stereo-zapper is fired.
Firefly, Light My Fire - S1-E1
Benita: Maybe a little torture will change your tunes!
Harmony: What more can you do to us? We've already heard you sing.
Lady, You Don't Look Eighty - S1-E13
Trivia: Caroline Ellis (Joy) references her actual birthday of October 12 when she complains the boys forgot it.