She became a first time mom on March 23 when she gave birth to son Hayes.And on Friday, country music star Maren Morris celebrated another milestone - her 30th birthday.She posted a sweet photo showing her cradling her baby boy while standing in the living room of the Nashville home she shares with husband Ryan Hurd.'Thirty, social distancing and thriving,' Morris wrote in the caption of the Instagrampic. 'Thirty, social distancing and thriving': She became a first time mom on March 23 when she gave birth to son Hayes.