Oh, dear. How could I have let whatever just happened happen?
6 seconds sound clip from The New Adventures of Winnie the Pooh - Prize Piglet / Fast Friends (S2E9).
You can hear this line at 00:03:36.036 in the Blu-ray version of the episode.
Quote context
[...]
- I just wanted to say that I certainly don't need to keep this trophy all to myself.
- Well, that's the stuff, sonny. What sportsmanship.
- Me, too.
- But I will be very pleased to see you win it again.
- Oh, dear. How could I have let whatever just happened happen?
- 1 and 2 and no time to chat. And 1 and...
- Now, if you'll excuse me I have some intensive training to undo.
- I can't run very well at all.
- Huh. Trying to fool us into thinking you're slow, hmm? Well, I'm going to be ready!
[...]