In which episode....
1) did Mr. Mouth make his presence known?
***** War Zone
2) did Carlos play his tuba?
***** Burned, Case X
In R&R he was listening to music and conducting
3) did Hunter stay over at McCall's?
***** R&R, Any Second Now, City of Passion and Unfinished Business was a flashback
4) was McCall accosted by a guy named Tony.
***** Snow Queen and Case X
5) was the action in a foreign country? different state?
***** R&R (Curaguay) and Down Under (Australia)
Girl Next Door (Texas) Burned (Louisiana, briefly) and Hot Pusuit (NY airport); as for some of the others you mentioned, KatieG, I don't know that there was ever a specific location for some of them, but Bald Mountain is in CA, and he met Allegra at Laguna Beach
6) was the call at Sporty's phone booth for Hunter?
***** Hot Pursuit
7) did the camera fade 10 seconds before you wanted it to? (No right answer, just curious!)
***** You are all right on these eps!