“Don’t shoot the messenger” – 6,270,000 search results on Google
“Don’t stab the messenger” – 10,600 search results
“Don’t strangle the messenger” 35 – search results
“Don’t drown the messenger” – 7 search results
“Don’t run over the messenger” – 5 search results
“Don’t defenestrate the messenger” – 2 search results
“Don’t poison the messenger” – 1 search result
“Don’t irradiate the messenger” – zero search results