Move over, Liberace. Give your keyboard fingers a rest, Billy Joel. The latest cool cat to wow millions for piano-playing prowess happens to be a gray shelter rescued feline named Nora. Nora’s piano-playing talents propelled her to become a YouTube phenomenon. Her keyboard concertos have been viewed 15,645,582 times – and counting – on YouTube and ranked among the Top 10 most memorable YouTube videos in 2007. Heck, a Lithuanian composer has been so fascinated by this feline pianist that he is busy arrange a symphony in her honor. The 5-year-old hops on the piano bench and begins to play...