He's a bum. That sucker can't go two rounds with me. Two rounds.
5 seconds sound clip from the The Greatest (1977) movie soundboard.
You can hear this line at 00:17:45.266 in the Blu-ray version of the movie.
Quote context
[...]
- Hey, kid! How much roadwork did you do this morning?
- I thought I told you only four.
- I lost track making up a poem.
- Are you aware that LaMar Clark has knocked out his last 45 opponents?
- He's a bum. That sucker can't go two rounds with me. Two rounds.
- Yeah, I know what I'll do. I'll get him in two.
- Besmanoff will stay to seven. Then he'll think he's gone to heaven!
- Nothing freaky? Come on, woman, get in the car.
[...]