You want good wav sounds for chrsitmas on you pc or even a serie
of sound effect or midi sounds linked to christmas ?
Have a look on this webpage:
midi sounds of songs linked to christmas
sounds of cartoons made especially for christmas
non traditionnal songs linked to christmas
traditionnal songs for christmas but this time in a kind of special versions, like for example a muppet version of jingle bells
Please note, that these wav linked on the site i give are quite small in size (kb).