We've been given no prior notice he'd testify, no discovery of any tests he's conducted or reports he's prepared...
8 seconds sound clip from the My Cousin Vinny movie soundboard.
You can hear this line at 01:30:11 in the Blu-ray version of the movie.
Quote context
[...]
- Uh-huh. How long you been in that position?
- Your Honor? May we approach the bench, please?
- I object to this witness being called at this time.
- That is a lucid, intelligent, well-thought-out objection.
[...]