Oh, I've got to run. Tsk, tsk, tsk. It's time for my afternoon gloat over Taurus Bulba.

5 seconds sound clip from the Darkwing Duck - Darkly Dawns the Duck: Part 1 (S01E01) movie soundboard.

You can hear this line at 00:21:18.886 in the DVD version of the TV Series.

Quote context

[...]

- But how were we supposed to know the duck would off himself and the kid?

- It wasn't our fault. Oh, it wasn't our fault. We were... It was their fault! It was their fault!

- That costumed clown is too concerned about his image to kill a little girl. He has her hidden somewhere. We draw him out, and we'll have her.

- Clovis, if the Ramrod is secured, I think it's time we said goodbye to the warden.

- Right away, Taurus Bulba.

- Oh, I've got to run. Tsk, tsk, tsk. It's time for my afternoon gloat over Taurus Bulba.

- What's that?

- Well, guess they been makin' more than license plates.

- It's a shame to lose a hideout as perfect as a prison, but all things must come to an end.

- Time off for good behavior, indeed.

[...]