Molly Sims announces baby No. 2 with help from son Brooks

Molly Sims is “BE-yond thrilled� to have a family of four -- she’s pregnant with her second child.

The Sports Illustrated swimsuit model-turned-actress announced the news on her blog on Tuesday.

“Scott, Brooks, and I are welcoming a fourth member to our little family – our second child!� the 41-year-old wrote, sharing a photo of herself and son Brooks carrying chalkboards. Sims’ chalkboard was etched with “4 months,� Brooks’ said “2 years.�

“I can’t even being to explain just how excited we are for a new baby,� she continued. “We are so, so, so blessed as a family, and I’m speechless at the fact that we have the opportunity to bring a second bundle of joy into the world.�

If she’s 4 months along, that would make her due date sometime in late winter, according to math.

The “Las Vegas� alum shared how “an entire world of motherhood opened� up to her when she and husband Scott Stuber welcomed Brooks, their first child, in June 2012. She added that she “absolutely cannot wait to see what life will be like as a mother to a toddler and a newborn� too.

“I really can’t wait to see Brooks as an older brother to Baby #2! I just know that he’s going to be preciously protective,� she wrote. “If it’s a girl, he’ll be her biggest supporter and confidant and if it’s a boy, I know they’ll be the best of friends, always getting into adventures together.�

Producer Stuber, who’s worked on “Ted 2,� “47 Ronin� and “The Internship, and Sims were married in September 2011 in Napa Valley during an intimate ceremony attended by Fergie and husband Josh Duhamel, Sims’ former “Las Vegas� costar.

For more celebrity baby news, follow me on Twitter @NardineSaad.