Caleb Followill and Wife Welcome Baby Girl

Getty Images

Kings of Leon frontman Caleb Followill and his wife, model Lily Aldridge, are brand new parents!

RELATED: Kings of Leon Bassist Jared Followill Engaged

A rep for the band confirmed the happy news to PEOPLE, telling the magazine that "Mom, Dad and baby are happy, healthy and enjoying their new addition."

Christened Dixie Pearl, their baby girl arrived at 1 a.m. on Thursday, weighing in at 7 lbs., 11 oz. and measuring 22 inches long.

RELATED: Kings of Leon's Caleb Followill to be a Dad

Caleb and Lily announced the pregnancy in December, just seven months after the pair tied the knot in Santa Barbara, California.