Jessica Biel and Justin Timberlake's 5-Month Old Son Is 'Smart' and 'Curious,' Source Says

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Jessica is ready for baby Silas to get older!

Jessica Biel is loving motherhood!

The 33-year-old actress co-hosted Amazon Video’s Tumble Leaf Family Fun Day in Los Angeles on Sunday, and while she arrived sans husband Justin Timberlake and son Silas, a source tells ET the actress couldn’t stop gushing over her newborn son.

“She said she loves being a mom and that Silas is a really easy baby,” a source tells ET. “He’s smart and engages with people, very curious.” 


VIDEO:
Justin Timberlake Shares Sweet Photos of Baby Silas -- Look! 

Silas is only 5 months old, but already Jessica is eager for her bundle of joy to start communicating. (On last Wednesday’s Tonight ShowJustin all but confirmed that young Silas has already said “dada.”)

Our source adds, “She’s excited for Silas to get older and start talking.”

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At the event, which honored Amazon Video’s Emmy award-winning preschool series Tumble Leaf, Jessica appeared to be in great spirits.

She showed off her post-baby body in a stunning long floral and chatted with guests about her new kid-friendly restaurant, Au Fudge, slated to open over the holidays.

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Her partners in her new venture -- stylist Estee Stanley, Kimberly Muller, and Monica Weinberg -- were also on hand at the backyard event. Other celeb attendees include Rebecca Gayheart with hubby Eric Dane, Sara Gilbert, and Shiri Appleby.


Another celeb with babies on the brain? Ian Somerhalder. Watch the video below to see what he told ET about wanting kids with Nikki Reed.

Original reporting by Katie Krause