I hope your bladder fails at an inopportune moment.
not that there is an opportune moment for that to happen i suppose
( Mykeyboy A massive, salty filing cabinet, Fri 3 Jul 2009, 9:27, archived)

Oh I don't know,
the meat counter in Tesco, at a funeral, during sex... the list goes on.
( Captn Hood-Butter is not dead yet., Fri 3 Jul 2009, 9:30, archived)