Shakira's nearly three-month-old baby boy Milan!

"The Voice" is adding a fifth judge to the show: Shakira's nearly three-month-old baby boy Milan! The NBC show judge and new mom brought her son to work on Thursday.

The 36-year-old singer, who welcomed her first child with her boyfriend, Gerard Pique, in January, shared a photo on Twitter of herself holding Milan on her lap while posing in a judge's chair on set.

"Clearly Milan's intrigued by this performance," she captioned the adorable photo. "5th coach." In the snapshot, little Milan holds one finger up to his mouth as he watches the stage and mom, Shakira, smiles at the camera.

In another funny shot, Milan looks very upset, and she joked, "Uh oh, I don't think he liked that performance!"

The Colombian singer told reporters in Paris on March 27 that she's still adjusting to being a new mom. "I don't think I can even describe it with words yet. I'm very new at this, so I'm still discovering so many new things every day -- about him and about myself in this new world as a mother," she said. "It's full of surprises and full of

The busy mother also shared her post-"Voice" plans. "When I get back, which is going to be in July or August, I'm going to spend a little more time with Milan, my son. It sounds weird to say I have a son, but I do!" she joked. "Then I'm going to get back to the studio to make more music."