Now, I'll show you a trick how to get some speed in them legs.

3 seconds sound clip from the Rocky II movie soundboard.

You can hear this line at 01:05:34.147 in the Blu-ray version of the movie.

Quote context

[...]

- I can't learn how to fight right-handed no more.

- What's 'can't'? There ain't no 'can'ts'! There's no 'can'ts'!

- Now, he will beat you uglier than you are now.

- Now, listen, you start fighting right-handed, and then you change suddenly, and that'll make history.

- But first you gotta get speed. Demon speed. Speed's what we need. We need greasy, fast speed!

- Now, I'll show you a trick how to get some speed in them legs.

- Do you have to wear that stinking sweatshirt?

- Well, it brings me luck, you know.

- You know what it brings? It brings flies.

- Now, listen, I want you to try... Listen to me. I want you to try to chase this little chicken.

- Well, what do I gotta chase a chicken for? It's embarrassing, you know.

- First, because I said so. And second, because chicken-chasing is how we always used to train in the old days.

- You catch this thing, you can catch greased lightning. Ready?

- Yeah, well, I'd rather eat it than chase it.

[...]