One piano.
The 'Alla Turca' movement in Mozart's Piano Sonata No.11.
At Rosings Elizabeth plays Mozart's Piano Sonata in A Major - K331. At Pemberly, she plays and sings Mozart's Voi Che Sapete.
It is a Sonata For Violin & Piano.
The song Tamaki played was Sonata For 2 Pianos in D, K.448 : Allegro con spirito by Ingrid Haebler & Ludwig Hoffman. The song can be found in the album Mozart: The Piano Duos & Duets.
The answer to your question is that the piano song is Beethoven's Moonlight Sonata.
Moonlight Sonata
Yes Mozart's piano concerto no# 21 2nd movement was his inspiration for his hit song "Song Sung Blue"
The song 'Hopelessly Devoted to You' has the following instruments used in it: piano, guitar, bass and electric piano.
Piano Sonata No. 21 first movement
Menuett in f by mozart
Ludwig van Beethoven's Piano Sonata No. 8 in C minor, Op. 13, commonly known as Sonata Pathétique.The sonata consists of three movements.The Song that was played in the movie was movement 2, Adagio cantabile.
Piano Sonata No. 14 by Beethoven...most known as Moonlight Sonata