Birthday boy Justin Timberlake kisses his wife Jessica Biel's baby bump — see the cute picture! 

A photo posted by Justin Timberlake (@justintimberlake) on Jan 31, 2015 at 3:29pm PST

They\'re finally ready to share the news! Justin Timberlake celebrated his 34th birthday on Saturday, Jan. 31, by posting a photo of his wife Jessica Biel\'s bare baby bump via Instagram.

"Thank you EVERYONE for the Bday wishes! This year, I\'m getting the GREATEST GIFT EVER. CAN\'T WAIT," he captioned the intimate snapshot.

The "Mirrors" singer bent down to kiss Biel\'s bump in the photo as the mom-to-be covered her face. As for if they are having a baby boy or girl? 

Credit: Kevin Mazur/Getty Images for GQJustin Timberlake and Jessica Biel

Us Weekly broke news in November that Timberlake and Biel, 33, are expecting their first child together. They\'ve both kept mum about the next chapter, but the

alum has been photographed on several occasions showing off her growing belly. 

"Right now they are just enjoying the news for themselves," an insider told Us at the time. "They just want a happy baby."

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