Meet Stevie Wonder, the blind piano-playing cat: http://www.dailymail.co.uk/news/article-2184889/Stevie-Wonder-blind-piano-playing-cat-loves-entertain-tinkling-ebony-ivories.html
And Petu, the piano-playing dog who even sings along as he plays: http://www.dailymail.co.uk/news/article-2110908/Roll-Beethoven-virtuoso-dog-plays-piano-AND-sings-along.html