Here's a few things you might be interested in for St. Patrick's Day, music and otherwise:

• Irish & Celtic Music Podcast
• St. Patrick's Day Party Music
• Free Funny St. Patrick's Day MP3
• Poem/Song: “The Leprechaun”
• Irish Happy Birthday Song
• Things Celtic, a great store all things Celtic
• The History of St. Patrick's Day from History.com
• Irish Drinking Songs
• or the comedic variety: Irish Drinking Songs for Cat Lovers
• Compilation CD: Best of the Irish & Celtic Music Podcast
• Celtic Music CD Store and St. Patrick's Day Songs of Ireland

I'm sure you can find a lot of great music and entertainment through those links. Enjoy!