I have a theory.
That night shift is the best shift because the Aussies are posting.
Go into any church and look around the cupola.
You will find a man, a lion, an ox and an eagle in each direction.
They will be named Matthew, Mark, Luke and John.
https://www.google.com.au/maps/@39.294445,-76.6161914,3a,74.3y,93.37h,126.1t/data=!3m8!1e1!3m6!1sAF1QipMcTtkkBYHld1L_VMA9x-glGA7FWEEJhBxwZTKs!2e10!3e11!6shttps:%2F%2Flh5.googleusercontent.com%2Fp%2FAF1QipMcTtkkBYHld1L_VMA9x-glGA7FWEEJhBxwZTKs%3Dw203-h100-k-no-pi0.92980564-ya161.36916-ro-0.77793795-fo100!7i8192!8i4096?hl=en-GB