We'll go in after them, that's how.
3 seconds sound clip from The New Adventures of Winnie the Pooh - A Very, Very Large Animal / Fish Out of Water (S1E19).
You can hear this line at 00:14:35.320 in the Blu-ray version of the TV Series.
Quote context
[...]
- I have to get him out of my house while I still have a house to get him out of.
- Pooh, why are there so very many trout around these days?
- They're going upstream, Piglet, to do whatever it is fish do upstream.
- Only they're going upstream the wrong way: Through Gopher's house.
- But, Rabbit, how would we do that?
- We'll go in after them, that's how.
(Rabbit falling in Gopher's underground tunnel)
- Yes, sir, roomie. You're a one-in-a-million friend, trying to save my home like this.
- Oh, I'm glad to do it, Gopher.
- This guy's a gem, a jewel, true-blue. Don't know how I'm going to repay you.
[...]