A: They always forget the recipe.
They both swallow seamen.
A: Proofreading.
When God forgets to pay the electricity bill.
Here's mine. Knock knock. Who's there 911. 911 who You said you'd never forget
A Southern Zoo has a description of the animal on the cage along with a recipe.
First we steal two Eggs
Straight Outta Carton.
Because he pulled out the tray before it was cool