Uh-oh. Here she comes.
5 seconds sound clip from the Mister Ed - Season 1, Ep. 5 - Stable For Three TV Series.
You can hear this line at 00:10:00 in the DVD version of the movie.
Quote context
[...]
- Maybe I'll just wear the box for a couple of days.
- Thanks a lot, Carol, for going with me.
- Well, happy anniversary, whenever it is.
- Relax. We have nothing to fear but fear itself.
[...]