They'd start squealing and freaking out and everything, and they'd have to bash 'em two or three times.

7 seconds sound clip from the The Texas Chain Saw Massacre movie soundboard.

You can hear this line at 00:08:25 in the Blu-ray version of the movie.

Quote context

[...]

- Hey, that's the old slaughterhouse. That's where Grandpa used to sell his cattle.

- We got an uncle that works at one of those places outside of Ft. Worth.

- You see those buildings there? That's where they kill them. They bash them in the head with a sledgehammer.

- That's awful.

- It usually wouldn't kill 'em on the first lick.

- They'd start squealing and freaking out and everything, and they'd have to bash 'em two or three times.

- And then sometimes they wouldn't kill 'em. I mean, they'd skin them sometimes even before they were even dead.

- That's horrible. People shouldn't kill animals for food.

- They don't do it like that anymore. Now they got this big air gun that shoots a bolt into their skull, then retracts it.

- It's just boom! It goes boom! And boom!

[...]