Hmm. That is odd. Perhaps--

[But his line of thought is interrupted when he's nudged by Ray. Egon practically presses his face against the screen, staring intensely at the egg.]

Quick, Venkman--write down whatever observations you can gather about the hatching process. Any differences between a domestic cat and this cat, any sort of unusual noise or feedback. Garfield may be crucial to understanding the reproductive biology of these creatures.

[All of this is said in a completely serious tone.]