Oh, my heart leaps with joy when I think that one day my dastardly adversary may end up as a hat rim or crown. Or even... A tassel on a Tam O' Shanter.

15 seconds sound clip from Batman (1966) - The Thirteenth Hat (S1E13) TV Series.

You can hear this line at 00:09:47 in the Blu-ray version of the movie.

Quote context

[...]

- Excellent for sheering rabbit fur. Think what it would do to a man's skin.

- I don't dare.

- These stretchers form felt into the shape of hat crowns. What form would they shape a man's muscles and marrow?

- Mush. Oatmeal mush.

- Crown croppers.

- And this, a felt shredder. Or should I say a shredder of a chubby felt?

- And this for shrinking and sizing hat bodies. But why not shrink and size the body of Batman himself?

- Oh, my heart leaps with joy when I think that one day my dastardly adversary may end up as a hat rim or crown. Or even... A tassel on a Tam O' Shanter.

- A Tam O' Shanter. Oh, you pixie.

- I swore vengeance when he testified against me. And I'll get it. I'll get it.

- Of course, you will, darling.

- When do we get our break?

- I heard that, Cappy.

[...]