"Dr. Daniel Mullensiefen said of the study, 'Every musical hit is reliant on maths, science, engineering and technology; from the physics and frequencies of sound that determine pitch and harmony, to the hi-tech digital processors and synthesisers which can add effects to make a song more catchy. We’ve discovered that there’s a science behind the sing-along and a special combination of neuroscience, maths and cognitive psychology can produce the elusive elixir of the perfect sing-along song.'"
Yeah, some Brit said it, with British spellings in his speech balloons, but nevertheless maybe he's right. Before clicking — here — guess what song he was talking about.
Speaking of speech balloons and things learned while clicking around in Wikipedia, here's an early precursor to the speech balloon: