It looks like Willow will have a younger sibling as Pink and her husband Cary Hart are expecting baby No. 2!

The singer shared the news of her pregnancy via Instagram, on Saturday Nov 12. In the sun-kissed photo Pink shows off her baby bump while posing with her 5-year-old daughter, Willow Sage Hart, in matching outfits and captioned the pic "Surprise!"

Pink has not yet to revealed the sex of the baby.

She and Hart married in 2006 and welcomed Willow in 2011.

So what do you think, will Pink give birth to a boy or girl?