You're right, Cass. The "loco" one is from "A Matter of Honor." It's the response to Columbo's having said that he has the occupational hazard of taking his work everywhere he goes.
The one about being back on schedule is said by Kay Freestone to the filming crew at the carousel location. She rips out part of the script to get them back on schedule just before she is fired and then nailed by Columbo.