Charlie Khan is the foghorn voice of the not-entirely-moral minority, not that this bothers him in the slightest. Casting his jaundiced eagle-eye over the chaotic rat’s nest that is society, he has found it wanting. Fortunately, with an idiosyncratic and eloquent lyrical mien and a belly full of bile, he is able to set about exposing the absurdity of human behaviour through the medium of song.

Backed by a clattering cacophony of weird and wonderful instruments, including his trusty two-strin...