Goof: Dr. Huer claims here that no one has used electricity for over 400 years but in "Ardala Returns" Twiki managed to give Buck a mild electric shock which implies that he is capable of generating and/or using electricity.
Goof: Wilma's jumpsuit changes from purple to blue and back again several times within the same scene.
Twiki: Bidi-bidi-bidi! Why you turkey! (Buck wins the fight with Traybor) Bidi-bidi-bidi! He's down for the ten count!
Buck: Twiki, we have to have a talk.
Twiki: Bidi-bidi-bidi... Your place or mine?
Twiki: Bidi-bidi-bidi... That doesn't look like the welcome wagon, Buck!
Buck: Last one to the hanger's a rotten egg Wilma.
Wilma: A rotten what?