I couldn't when I went out to work. Or at school. I used to rush home and go straight to the loo, and strangely enough one of my daughters is the same.
some of you have misunderstood... i'm talkin 'no.2s' here... therefore shouldn't it be 'shy bowel syndrome'?...sorry to drag B&S into the gutter... but hey... it's mildly amusing and brightens up a dark, wet miserable eve! :-)