Zoidberg couldn't contain himself any longer. The adrenaline in his veins was combining with his other physiology in a way which caused him no small amount of anguish and rage. He was preparing to put forth a very masculine display, if only because he wished to establish himself as a dominant male, in the memory of his fallen friends.

"How dare you bottom yourself out near my divinely endowed anus in such a presumptuous manner!"

From the darkness of the planetarium, his voice erupted like a shrieking banshee. Or, more accurately, like a frightened goat. Either way, it was a terrible noise, and Zoidberg was certain he had intimidated the intruder quite thoroughly!