There's something very strange going on here.
4 seconds sound clip from The New Adventures of Winnie the Pooh - What's the Score, Pooh? / Tigger's Houseguest (S3E3).
You can hear this line at 00:14:01.213 in the Blu-ray version of the TV Series.
Quote context
[...]
- Hiya, little fella. My name's Tigger. What's yours?
- We'll have a ton of fun, and when we're done we'll have some more.
- Having fun with friends is what tiggers do the best. Hoo hoo hoo hoo!
- There's something very strange going on here.
- Say, everybody, I want to introduce you to my new friend.
- Not now, Tigger. We have a crisis to resolve.
- Do you see Tigger's new friend?
- Well, no, not exactly. Do you?
- We must find out what's happening to all the wood in the Wood.
[...]