“Piece of cake”
“Actually it's more like several pieces of cake, or a description thereof”
“Cake, and Grief counselling, will be available at the completion of the test”
“You want a piece of me!? DO YOU WANT A PIECE OF ME????”
A cake is a type of food. It is yummy.
Now go and kill yourself with a remote.
The cake is a piece of an untruthful pastries. There never was a cake. GLaDOS lied to you.