BEVERLY HILLS — “Nashville” creator Callie Khouri didn’t know if Connie Britton could sing when she cast the “Friday Night Lights”/“American Horror Story” actress as country music star Rayna Jaymes on the Music City-set series.

“But we figured if we prayed hard enough she would be able to,” says the Academy Award-winning “Thelma & Louise” scribe with a laugh. “We made that happen.”