How do you play hark the herald angels piano notes?

To play "Hark! The Herald Angels Sing" on the piano, start by familiarizing yourself with the melody and chords. The song is typically in the key of A major, so begin with the notes A, B, C#, E, and F#. You can find sheet music for detailed chord progressions and lyrics, which will guide you through the verses and chorus. Practice hands separately before combining them for a smoother performance.