1. Position your hands on the keyboard. Your right hand should be positioned over the white keys starting from the "C" key, and your left hand should be positioned over the white keys starting from the "G" key two octaves below.
2. Play the melody with your right hand. The melody starts with the "C" key, then goes to the "D" key, the "E" key, and so on. Follow the notes on the musical sheet.
3. Accompany the melody with your left hand. While your right hand is playing the melody, use your left hand to play the bass notes and chords. The left-hand part mostly plays C major chords and arpeggios.
4. Maintain proper finger technique and posture. Use the appropriate fingers for each note, and keep your wrists relaxed and your fingers curved.
5. Practice and listen. Practice the song regularly to improve your performance and listen to recordings of "Ode to Joy" to get a better understanding of the rhythm, dynamics, and overall interpretation of the piece.
Here is the musical sheet for "Ode to Joy":
```
C D E F G A G F E D C
G A G F E D C D E F G
G A G F E D C D E F G
G F E D C D E F G A G
G2 F2 E2 D2 C2 C2 D2 E2 F2 G2
A2 G2 F#2 E2 D2 C2 D2 E2 F#2 G2 A2
A2 G2 F#2 E2 D2 C2 D2 E2 F#2 G2 A2
G2 F2 E2 D2 C2 B2 C2 D2 E2 F2 G2
C D E F G A G F E D C
D G A G F E D C C B A G F
E D C D E F G A G F E D C
D G A G F E D C C B A G F
E D C D E F G A G F E D C
G F E D C B2 C2 D2 E2 F2 G2
A2 G2 F#2 E2 D2 C2 D2 E2 F#2 G2 A2
A2 G2 F#2 E2 D2 C2 D2 E2 F#2 G2 A2
G2 F2 E2 D2 C2 B2 C2 D2 E2 F2 G2
```