What about the one that's keeping a British woman in jail in Iran?
"...... a verbal gaffe by Boris Johnson led to a British citizen being threatened with a longer prison term in Iran.
Incorrect comments he made in Parliament led to Nazanin Zaghari-Ratcliffe being hauled in front of an Iranian court and told her sentence may be doubled to ten years. Mr Johnson was due to call his Iranian counterpart on Tuesday to undo damage after telling a committee hearing that Ms Zaghari-Ratcliffe worked in Tehran teaching journalism before she was arrested and jailed for spreading propaganda -"
Hilarious eh? He's a one!