You could start with Dr. Dementlo's "Demented Music Data Base"...and then its truncated tree for Lehrer, Zappa, Silverstein and other greats.

www.dmdb.org/discographies/demento.disco.html

or www.dmdb.org/discographies

Amongst some classics in the list are:

Who Put the Benzedrine in Mrs. Murphy's Ovaltine

Davy's Dinghy

Harry's Jockstrap - by Dickie Goodman

I Like Bananas Because They Have No Bones

Transfusion - Nervous Norvus

Eat It - "Weird Al" Yankovic

Fish Heads - Barnes & Barnes

Masochism Tango - Tom Lehrer

They Don't Wear Pants in the Southern Part of France

May The Bird Of Paradise Fly Up Your Nose

Leader Of The Laundromat - The Detergents

Moose Turd Pie - Utah Phillips

Pull My Finger - Happy Schnapps Combo

My Ding-A-Ling

Daffy Duck's Rhapsody - Mel Blanc

It's A Gas - Alfred E. Neuman

Smoke Two Joints

The Smoke-Off - Shel Silverstein

The Arkansas Traveler - Len Spencer

I Had Sex With E.T.

The Wiener Schnitzel Waltz - Tom Lehrer

The Vatican Rag

Four Yorkshiremen



Sincerely,
Gargoyle

Hundreds upon hundreds, and hundreds more, are listed and most are you-tubed.