they would not cook properly. i have a allergy to eggs but i use bananas, as weird a this may sound they taste quite good :D
it would pop
You double all the ingredients, and use twice the amount of cupcake cases than one recipe would make. Cooking times are the same.
Nothing would "happen" to them, but they would glow less brightly.
if you added water to clam chowder it would taste really watery
A cake mixture is a combination of various ingredients. Once mixed, it would be impossible to separate the ingredients - which makes it irreversible.
I will get a point added to my total contributions.
Not much.
Why would they not?
The term couture, taken from the French, meaning cutting, is applicable to clothing, not to cupcakes. Unless you wear cupcakes on your clothing, which is pretty odd although it would not be impossible for Lady Gaga.
It would become more basic.
That would depend on how much oil is in or added to the ingredients and how much you eat.
Swirl method is the method I would use to ice cupcakes with fondant with butter creme.