You will say this when you question what is asked or told to you in the most extreme way possible.
Usually you would say "are you kidding?" in a subtle way if your calm but when you become full on angry, angrier that
Goku...; ARE YOU
FUCKING KIDDING ME?!?
basically...this can be said at any given time when someone asks you a favor, question, a "
go do it" order.
Hey I forgot my bag at home can you drive 20 minutes over to drop it off
ARE YOU
FUCKING KIDDING ME?
(Almost at the end of a Halo
game, Iron being on..and everyone dies) ARE YOU
FUCKING KIDDING ME?
(Power goes out when you are downloading super important shit) ARE YOU FUCKING KIDDING ME?