They're perfectly harmless once you look 'em in the eye and let 'em know who's boss. Ain't that right, mate? Now get.

6 seconds sound clip from the The Rescuers Down Under (1990) movie soundboard.

You can hear this line at 00:38:14.776 in the Blu-ray version of the movie.

Quote context

[...]

- Well, it's like this. Miss Bianca, I would be most honored if... if...

- Look out!

- No mice for you, Twister, not today! There!

- Miss Bianca!

- I've been looking all over for you.

- Now look. We got a long way to go, and you're gonna take us there. And you're not gonna give us any trouble about it. Right?

- They're perfectly harmless once you look 'em in the eye and let 'em know who's boss. Ain't that right, mate? Now get.

- It's all right, Bernard. Jake has everything under control.

- Yeah, I noticed.

- You know, Miss Bianca, truth be told, I used to be quite a dingo wrestler. Yeah. There was this one time, it was just me and 300 of these ferocious, mouse-eating dingoes. Had me surrounded...

- I'll give you a night down here to think it over.

- But tomorrow, no more Mr. Nice Guy.

[...]