When CNN's Don Lemon isn't making and idiot out of himself on air, he takes to Twitter to do the same.
Lemon, took off his shirt and posted this pic, and wrote, "My #measles shot scar from childhood. Do we still need it?"
Of course, the scar that Lemon was referring to was from the small pox vaccine and not the MMR. The MMR is a simple shot and leaves no scar.
The reply tweets to Lemon;s screw up were priceless as always: