Pre-dating the hilarious comedy series "Childrens Hospital
" [sic], about a clown doctor who heals through the power of laughter, here's an illustration from an 1891 issue of The Strand
magazine. The text reads: "'Doctor,' said the clown to the physician, 'do not be jealous, but it seems to me that my tomfooleries have done more good than your prescriptions.'" The caption reads, 'Thank you, Slap-Bang."