The band Three Dog Night had an incredible 21 Billboard Top 40 hits–with three of those hitting No. 1–in a short span of time between between 1969 and 1975. One of their oddest hits during that period was a song called ‘The Show Must Go On’ originally written and released by British singer Leo Sayer (of ‘Long Tall Glasses’ fame) that used circus life as an analogy to the troubles…