Happy Halloween (Vocaloid)

Junky

Halloween Sounds

Elizaberth W.Greenleaf

Midnight Halloween Party

秋元惠理子

This is Halloween

Danny Elfman

Happy triads

Grant Amold

Be Happy(13NRV)

Dixie D'Amelio

3.The Happy Farmer

Robert Schumann

12 Variations（on “Happy Birthday”）

Samuel Valentin

Happy and Gay (Op.99)

C.Bohm

The Happy Farmer (Dorsey Brothers)

Robert Schumann