Whenever anyone gave him one valentine, he responded with three.
5 seconds sound clip from The New Adventures of Winnie the Pooh - Un-Valentine's Day (S2E5).
You can hear this line at 00:02:26.080 in the Blu-ray version of the TV Series.
Quote context
[...]
- Oh, my. They were all about, weren't they?
- That's right. They stopped up my tunnel.
- Yeah. My house was a terrible mess. Why, I couldn't even find it. Uh, has anybody seen it lately?
- Hmm. That sounds familiar, but I can't quite place the face.
- Whenever anyone gave him one valentine, he responded with three.
- Oh, yeah? Well, I got an even quadzillion and 1. Hoo hoo hoo hoo hoo hoo! I wonder how many that is.
- Well, now that that's solved, shouldn't we get down to important matters like giving valentines?
[...]