My Favorites (these are included in the other catagories as well):
A Whole New World 2 (Disney--Peabo Bryson)
Fur Elise ('For Elise'--Beethoven)
O'Flinn
Skye Boat (Scottish)
The Promise

Irish and Scottish Songs:
Afton (Irish)
Blarney Pilgrim (Irish)
Cameron (Irish)
Cooley's Reel (Irish)
Dark Isle (Scottish)
Fairy Hills (Irish)
Harvest (Scottish)
O'Flinn
Regret (Irish Reel)
Scatter the Mud
Skye Boat (Scottish)
The Foggy Dew (Irish)
The Yew Tree (The Battlefield band--Irish)
The Irish Washer Woman (Trad. Irish)
Were You At the Rock

Disney Songs:
A Whole New World (Disney--Peabo Bryson)
A Whole New World 2 (Disney--Peabo Bryson)
Endless (Disney)
Under the Sea (Disney: the Little Mermaid)

Classical:
Canon in d
Dance of the Sugar Plum Faeries (Pyotr Ilyich Tchaikovsky)
Fur Elise (For Elise--Beethoven)
Moonlight Sonata (Beethoven)
Music Box
Twinkle Twinkle Little Star (Mozart)

Other:
Amazing Grace
Amazing Grace 2
--John Newton, to find out more about this hymn visit here.
Dust in the Wind
Elegy Harp
The Promise

Music by Enya (visit her site here):
Boadicea
China Roses
Cursum Perficio