"I get nervous when they start shooting piano players"

In this quote, Harry Nilsson is expressing his stress and anxiety and pain when witnessing violence towards piano gamers. The use of the word "anxious" suggests a feeling of worry and stress, indicating that this is a circumstance that makes him uneasy. The phrase "begin shooting" implies an abrupt and unexpected act of hostility, adding to the sense of worry and apprehension. By specifically discussing piano gamers, Nilsson might be mentioning the vulnerability and innocence of these artists, making the act of violence a lot more disturbing. Overall, this quote highlights the effect of violence and the worry it can evoke in people, even in seemingly mundane situations.