The least we could do is find out without doubt whether or not the Grinch is coming out.
6 seconds sound clip from the Halloween Is Grinch Night (1977) movie soundboard.
You can hear this line at 00:06:17.134 in the Blu-ray version of the movie.
Quote context
[...]
- While Max was obeying his master's command in the cave on Mount Crumpit's bleak peak...
- The sweet-sour winds rustled over the land.
- And in the home of Josiah and his good wife Mariah, they just stood there and no one could speak.
- Until, finally, Ukaraiah said: -Grandpa Josiah?
- And Grandpa Josiah said: -Yes, Ukaraiah?
- Grandpa, we've stood and we've stood and stooding just stooding produces no good.
- The least we could do is find out without doubt whether or not the Grinch is coming out.
- Excellent suggestion, Ukaraiah.
[...]