Well, I'm wearin' white pants with a red stripe.
3 seconds sound clip from the Rocky (1976) movie soundboard.
You can hear this line at 01:35:27.188 in the Blu-ray version of the movie.
Quote context
[...]
- Getting strong now. Won't be long now.
- Gonna fly now. Flying high now.
- Rocky. What brings you here tonight?
- Mr. Jergens, the poster's wrong.
- Well, I'm wearin' white pants with a red stripe.
- It doesn't really matter, does it? I'm sure you're gonna give us a great show.
- Try to get some rest, kid. Good night.
- Apollo?
- Yeah.
- I've been out there walkin' around, thinkin'.
- I mean, who am I kiddin'? I ain't even in the guy's league.
[...]