Maybe it has something to do with the translation of Mediterranean languages. I had an Italian piano teacher who would speak in much the same way. "Move your fingers here like the nose of a horse. Nudge! Nudge!"
But Sandrina is definitely one-of-a-kind. It must be a blast to hang out with her in person.
When Sandra is around, interesting things seems to happen. Her new name should be Serendipity Sandrina!