During his final conversation with Catwoman, Batman's cape is covering the right side of his chest when shot from the front. When the camera cuts to side shots, the cape is thrown over his right shoulder.
Chad & Jeremy perform Distant Shores and Teen-Age Failure.
Batman: All right, Belgoody, tell me everything.
Benton Belgoody: Everything? Well, I--I was born in Youngstown of poor but honest parents...
Batman: Come off it, Belgoody. You're pulling my boot!
Batman: We must stay here and restore order. With 5,000 screaming teenagers, someone is liable to get hurt. Citizens! Citizens! Hi, kids!
Batman: By this time, Sir Sterling, you're aware of the serious tragedy affecting your country's most popular export?
Sir Sterling Habits: Have we stopped making those small sports cars?
Robin: We're referring to Chad and Jeremy.
Sir Sterling Habits: Oh, yes, those blighters. Can't understand a word they say. Why can't the English learn to speak?
Robin: Don Ho! What are you doing here?
Don Ho: Well, I came back to get some land we lost back in Hawaii.
Batman: And to do a little singing here in Gotham, I hope.
Don Ho: And I brought my most important prop along. It's gotten me as far as your Bat-Ropes have gotten you. Hey, I think I'll introduce Bat-Ropes in Hawaii. Pick coconuts more easy that way.
Catwoman: If I were to kiss you, would you think I was a bad girl?
Robin: (Batman and Robin untie each other after escaping the echo chamber) Wow! I think I'll be hard of hearing for a while!
Robin: I said, WOW! I THINK I'LL BE HARD OF HEARING FOR A WHILE!
Batman: You'll have to speak louder, Robin! I think I'll be hard of hearing for a while!
In the comic books, Commissioner James W. Gordon doesn't have any grandchildren but in this episode he does.
Belgoody tells Batman that he was born in Youngstown. The actor, Joe Flynn was born in Youngstown, OH.
Sir Sterling's butler is called Rhett, a rather unusual name for a manservant. Put the two together and you get Rhett Butler, the main character of Gone With The Wind.