"Bones" star Emily Deschanel and husband David Hornsby welcomed a baby boy on Wednesday. Henry Hornsby is the first child for the couple.

Shortly after Deschanel's announcement last March, sister Zooey Deschanel could hardly contain her excitement, tweeting, "I am super excited to be an aunt!"

Deschanel, 34, and Hornsby, 35, were married in 2010.

Baby Bump Watch 2011

Robert Downey Jr. and Susan Downey

"Iron Man" star Robert Downey Jr. and his wife of six years, Susan, are expecting their first child together early next year.

Beyonce

Beyoncé made a surprise announcement at the 2011 MTV Video Music Awards, when she took to the stage and said, "Tonight I want you to stand up on your feet; I want you to feel the love that's growing inside of me." Knowles and her husband of three years, Jay Z, are expecting their first child together.

Brenda Song and Trace Cyrus

Disney star Brenda Song, 23, and her beau, Trace (Miley Cyrus' brother), 22, are expecting their first child together.

Jason Bateman and Amanda Anka

Jason Bateman and his wife of 10 years, Amanda Anka are expecting their second daughter.

Jennifer Garner

Jennifer Garner and Ben Affleck announced they were going to be parents for the third time. The couple have daughters Violet, 5, and Seraphina, 2.

Jenna Fischer

"The Office" co-star Jenna Fischer is having a baby boy with her husband of two years, Lee Kirk.

Fantasia

"American Idol" alum Fantasia Barrino announced she was pregnant during a charity concert on July 31 in Jacksonville. This is her second child.

Tori Spelling

Tori Spelling and husband Dean McDermott are pregnant for the third time. Spelling took to Twitter to make her announcement and wrote, "I know there's been a lot of speculation, so I wanted everyone to hear from me... Its official...Dean & I are PREGNANT!!!!" The couple have two children together --Liam Aaron and Stella Doreen.

Breaking News

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Rebecca Gayheart

Rebecca Gayheart and husband Eric Dane are expecting their second child together. They welcomed their daughter Billie Beatrice in March of 2010.

Keri Russell

Actress Keri Russell is expecting her second baby with husband Shane Deary. The "Felicity" star already has a four-year-old son named River.

Lindsay Price

Lindsay Price and Curtis Stone are expecting their first child together.

Lily Allen

Newlywed Lily Allen and her beau Sam Cooper are excited for the arrival of their little one later on this year.

Celia Walden

CNN talk show host Piers Morgan and his wife Celia Walden are pregnant with their first child. Morgan confirmed the news via Twitter.

Niki Taylor

Supermodel and "Celebrity Apprentice" alum Niki Taylor will have their fourth child in the fall of 2011. Taylor made the big announcement on Twitter, posting a pic of her holding the ultrasound photo.