I tried to telleth you. They never locketh the back door.
4 seconds sound clip from Darkwing Duck - Quack of Ages (S1E51).
You can hear this line at 00:06:07.350 in the DVD version of the TV Series.
Quote context
[...]
- Where brute force and agility fail, try ingenuity.
- Brilliant. Now, all I have to do is wait for Launchpad to climb out and open the castle door.
- Doh!
- I tried to telleth you. They never locketh the back door.
- Let me place you out of harm's way. Grave danger may await us.
- Darkwing Duck creeps toward his destination with the grace and cunning of the alley cat.
- Do you have a phone I could use? My car broke down. It's crazy.
- Oh, spies, sire! Spies and infidels!
[...]