Getting utterly surprised by someone speaking perfect English. Usually comes while an English-speaker is immersed in a foreign culture, possibly in Asia, and in a vulnerable position. The shock of a bombing can cause temporary loss of bodily control, such as drooling or sphincter loss.
Johnny was the only non-Korean in the bar. He had to pee and he was starting the familiar dance. He racked his brain for the appropriate Korean phrase, when the bartender asked, "do you need to use the bathroom?" A dot of pee released. BAM! English bombed!