Well, the third year running an identical pattern.

4 seconds sound clip from Batman (1966) - Zelda the Great (S1E9) TV Series.

You can hear this line at 00:01:06 in the Blu-ray version of the movie.

Quote context

[...]

- Escaped, gentlemen. Thanks to a bulletproof vest escaped clean as hound's tooth.

- With precisely one hundred thousand in cash.

- Need I tell you what this means?

- The devil of an unknown bandit. The one who strikes every April the 1st for exactly a hundred grand.

- Correct, Chief O'Hara.

- Well, the third year running an identical pattern.

- Just got a call from the president of the Gotham City League of Banks. He told me bluntly the league is becoming uneasy.

- Sure and I don't blame them. A fine bunch of April fools we're looking.

- Oh, don't castigate yourselves. You're tip-top officers, all of you. But still... Two years on this case and you men haven't turned up a single clue.

- Any reason to think you'll do better this time?

[...]