Jessica Simpson has confirmed that her sister Ashlee is trying everything to bring her baby into the world.

The younger Simpson sister - who is due to give birth any day now - has been trying every method in the book to hurry the pregnancy along.

Jessica told Ellen DeGeneres that her sis' is trying, "different foot massages and stuff.

"I don't know. I think she's really just jumping around trying everything right now."

She added, "They're going to have to (induce). It's already developing really quick."

As these pictures from last month show, Ashlee has been looking fit to pop for some time now!