Poor Jetstar. You’ve just made the worst social faux pas you can.
Grethe Andersen is not pregnant.
Oh Jetstar. How mortifying for you.
But, in your defence, sometimes you just can't tell. How many of us have been caught staring at the abdomen of a woman standing next to the reserved seat on the train trying to work out if an offer to give up your seat will be met with welcome relief from a woman at the beginning of her second trimester or with hissed, 'no, thank you' from a decidedly un-pregnant woman.