R&B star Jordin Sparks has welcomed a new member into her family after helping her younger brother celebrate his marriage.

The No Air hitmaker served as a bridesmaid at her sibling Phillippi D. Sparks, Jr.'s wedding to the mother of his daughter Ava on Saturday (27Dec14), and she shared photos from the big day with fans on Instagram.com.

In one snap, the singer is pictured carrying her baby niece as she walks down the aisle, while another of the happy couple is simply captioned, "So much love."

On Sunday (28Dec14), she also uploaded an image of herself dancing with the best man, writing, "Last night was the most fabulous blur!"