Hmmm... Some favorites are in no particular order:
The Ventriloquists Dummy (Don Rickles and Bobcat)
Whats Cookin (Christopher Reeves, Meatloaf and Judd Nelson)
Death of Some Salesmen (Ed Bagley Jr. and Tim Curry)
People who Live in Brass Hearses (Bill Paxton)
Well Cooked Hams (Martin Sheen and Billy Zane)
Dead Right (Demi Moore and Jeffery Tambor)
Television Terror (Morton Downey Jr.)
The Man Who was Death
Dig That Cat He's Real Deep
You, Murder (John Lithgow Isabella Rossellini)
Carrion Death (Kyle MacLachlan)
Abra Cadaver (Beau Bridges)
Split Second
Yellow (Kirk Douglas, Lance Henriksen and Dan Ackroyd)