Boys like curves

Christina Aguilera's post-pregnancy curves have helped her shoot up the Sexiest Woman chart.

The list, for FHM magazine, is going to be revealed next month.

So far, the singer's made it into the top 25

She's got 15,000 votes in the past week alone.

But while yummy mummies do well, pregnant celebrities seem to be a turn off for fellas.

Last year's winner Jessica Alba has plummeted