Stupidity: The Bugaloos often take flight without their wings flapping.
Firefly, Light My Fire - S1-E1
Stupidity: The button Benita uses to open her trap door also turns on/off the record player and swings the record arm.
Firefly, Light My Fire - S1-E1
Continuity mistake: When the boys are tied up, they begin with their feet tied but in the next shot, IQ and Courage have their feet separated.
Firefly, Light My Fire - S1-E1
IQ: How do you expect to carry out your duties as a firefly? You'd look pretty silly walking around at night.
Sparky: Oh, I never go out at night, I'm afraid of the dark!
Trivia: Joy the butterfly was originally supposed to wear pink boots but the actress suggested sandals would fit the costume better.