We know that number-one Ludwig van fan Schroeder from the Peanuts gang can play just about any Beethoven piece beautifully on his toy piano, despite the numerous distractions from Lucy and Snoopy.
Here he is at the beginning of the 1971 cartoon "Play It Again Charlie Brown," playing Beethoven's Piano Sonata No. 3 in C Major, Op. 2, No. 3.