Furia lui Nikolai Petrov

Pianist leaves concert after audience member's phone rings twice. Most incredibly, the first time the phone rang, right at the end of a movement (how thoughtful of the caller), Petrov "waited for the person to finish their conversation." The second time, Petrov not only got up and left, but also cancelled an upcoming concert. Here's a longer report for those of you who read Romanian.

I haven't been able to check them out myself yet, but the Charlie Parker and Billie Holiday videos Doug Ramsey points to are appetizing.