This ain't my first rodeo, cowboy.
5 seconds sound clip from the Austin Powers in Goldmember movie soundboard.
You can hear this line at 01:03:49 in the Blu-ray version of the movie.
Quote context
[...]
- I think it's obvious. We should take Dr. Evil's lair by force.
- Backup? Well, that's fairly condescending.
- Do you think Dr. Evil's gonna expect an attack?
- We should infiltrate his lair.
- This ain't my first rodeo, cowboy.
- We need commandos, scuba, gadgets, for God's sake.
- Well, I don't like to use gadgets outside the bedroom.
- You know, I think being frozen damaged your brain.
[...]