The Daily Mail thinks it has spotted the Duchess of Cambridge holding her hands in front of her to 'conceal her baby bump':
Daily Mail, January 2013
"The Duchess appeared to be more self-conscious inside the gallery and was seen holding her hands in front of her apparently trying to conceal her midriff..."
Of course the Mail first thought it spotted Kate's hands moving towards a baby bump a full year before she was actually pregnant...
Daily Mail, November 2011
"The Duchess of Cambridge has fuelled rumours that she may be pregnant by repeatedly touching her stomach during a Royal visit..."