It's about a little girl bear and a big, burly, brawny brown bear who wanted very much to be her boyfriend.
10 seconds sound clip from the Fun and Fancy Free movie soundboard.
You can hear this line at 00:06:29 in the Blu-ray version of the movie.
Quote context
[...]
- A ringer! It's a gift. Da, da, dee, da, la, doh, la, da.
- This is the story of three bears. Yeah, I know.
- The mama bear, the papa bear, and the itsy-bitsy baby bear.
- But it's not the story you expect. This is a love story.
- But mostly, this is a story about Bongo.
- He was a circus bear. He was born in the circus, grew up in the circus.
- In fact, Bongo was the star of the circus.
- Why, he could juggle and dance while on a trapeze, walk a tightrope with the greatest of ease.
- In jujitsu, he was beyond compare. Once threw a bull at the county fair.
[...]