Adam Levine and Behati Prinsloo expecting second child

The new arrival will be a sibling for their daughter Dusty Rose.

With social media, stars take it upon themselves to introduce their new bundles of joy to the world. Click through our gallery to see the adorable celebrity babies who made their big debuts on Instagram, Facebook and more...

Celebrity babies who made their debuts on social media

Famous parents can't wait to show off their little ones.

Royal and celebrity babies born in 2017

See which celebrities welcomed a new addition to their family in 2017.

Jessica Biel lovingly vents about son Silas’ terrible twos

The actress opens up about the trials and tribulations of toddler life.

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Mother and baby