He might only be one month old, but Memphis Aldean is already a star. The firstborn son of Brittany and Jason Aldean just reached his one-month birthday, which mom Aldean celebrated on Instagram. “One-month-old! That went so quickly,” she captioned the adorable photo. “I love you, my angelic boy.” Brittany Aldean followed with another photo showing mother and son enjoying some precious story time together.