Kristen Stewart and Robert Pattinson Meet Up, Blake Lively Flashes Engagement Ring, Amanda Bynes Is “Doing Amazing”: Week in Review, 9/21

Melissa Joan Hart is rolling in boys: The Melissa & Joey star gave birth to her third son, a little guy named Tucker, on September 18. Her new addition joins older brothers Mason and Brady.

Meanwhile, Colombian pop sensation Shakira is gearing up to be a first-time mom. The singer revealed on her website on September 19 that she’s expecting a baby with her boyfriend of over one year, FC Barcelona defender Gerard Pique.

In other Hollywood baby news, new mom Kristin Cavallari introduced the world to her six-week-old son Camden. Is it just us, or is he totally smizing in his portrait for People?