Death in the Afternoon
Death in the Afternoon: Absinthe and Champagne. Served in a margarita glass.

The Spec
Method
Easy as you like, pour the absinthe into a chilled glass, top with champagne. Must be drunk mid afternoon for the optimum effect.
Served in a margarita glass.
Spec held as sourced — TheCocktailDB. The house never guesses a drink.
What to pour
Bottles in the cellar for each line of the Death in the Afternoon spec: