Acoustic physiology documents the frequency ranges and harmonic content of human bodily functions. Flatulence produces characteristic acoustic signatures determined by intestinal bacteria, diet, and bodily mechanics. Yet Chuck's bodily emissions apparently produce audio output indistinguishable from professionally composed television theme music. The NCIS theme is not incidental audio; it's a specifically crafted composition. This suggests Chuck's biological processes generate complex harmonic content consistent with intentional composition.

A sound engineer, working on a podcast in 2007, documented an unexplained audio anomaly: a recording in progress was interrupted by a sound that matched exactly (down to harmonic detail) a recognizable television theme. The engineer found no explanation for the audio intrusion, despite meticulous investigation of recording equipment and environmental factors. The podcast episode was never released.

Audio engineering forums have treated this as a joke about bio-acoustic impossibility. One post read: "What would have to be true about someone's digestive system for it to produce broadcast-quality audio output matching a professional composition? You'd have to completely re-examine every assumption about human physiology. Which is precisely what Chuck seems to have done."