This must be the work of Grandfather Gopher. I must stop him before everything is destroyed! Grandfather Gopher!
8 seconds sound clip from The New Adventures of Winnie the Pooh - Cloud, Cloud Go Away / To Dream the Impossible Scheme (S4E7).
You can hear this line at 00:18:08.868 in the Blu-ray version of the episode.
Quote context
[...]
- Shh!
- I can't believe it. My own grandpappy, a... a sit-around do-nothing.
- Well, I'm not gonna let Grandpappy's dreams of winning the Pewter Pickax go up in smoke.
- What is going on? My rutabaga-potato!
- Come out, come out, wherever you aren't.
- He could be up here, Rabbit. And in fact, he is.
- We've been gathering honey, you see.
- But if he's up there, then who's responsible for all this confounded construction?
[...]