Below are a list of Christmas Riddles that I can't figure out. Can you help? There's a pizza at stake here.

For Example, "The lad is a diminuitive one who plays with sticks and animal skins" is "The Little Drummer Boy." "Jubilation of the entire terrestrial globe" is "Joy to the World."

I can't figure out the following:

A famous musical, written by a recovering alcoholic.

Get over here, you HTML, Java-scripted, instruction book

The New Orleans linesman was fundless but cheerful.

The Alphabet with 25 letters is missing one.

These can be either song Christmas titles or phrases. Thanks for any help you can provide!