Britney and her kids before Bryan's wedding

Britney rang in the New Year with her sons Jayden James, 2, and Sean Preston, 3, at her brother Bryan's intimate wedding in Louisiana.

"It was beautiful," a source tells PEOPLE about the wedding. "It was only close family, very small and intimate."

For this shot, the singer dressed up and posed with her boys prior to the festivities.

Bryan, 31, tied the knot with talent manager Graciella Sanchez, 36, at Latrobe's on Royal in New Orleans.

"The family was totally excited," a friend of the family tells PEOPLE. "Graciella's wonderful. Everybody was happy about it."