Maybe to give us a false lead to hide the real crime.
7 seconds sound clip from Batman (1966) - The Purr-fect Crime (S1E19) TV Series.
You can hear this line at 00:06:23 in the Blu-ray version of the movie.
Quote context
[...]
- First, the cat at the museum... Then the cat at the Exposition.
- The rest of Mark Andrew's collection.
- Holy trickery, you're right.
- But I don't understand why Catwoman wouldn't tell us what she's planning.
- Maybe to give us a false lead to hide the real crime.
- Robin, you haven't fastened your safety bat-belt.
- We're only going a couple of blocks.
- Gosh, Batman when you put it that way.
- What a beauty, I bet it's worth a small fortune.
[...]