Crazier than going apes. A more extreme of going apes or going ape shit. Can be used to be very angry or expressing to be very excited as long as its more than going apes.
I go apes over chocolate, but I am going gorillas over these chocolate covered strawberries.
Mike - Dee is going go apes when she sees the mess you made in her room.
Victor - She will be going gorillas when she sees that I vomitted in her closet too.