Coming soon! Pregnant Maren Morris shared a due date estimate with her followers in a Wednesday, October 23, Instagram post. “Got another Aries in the mix,” the singer, 29, captioned a black-and-white photo from her maternity shoot, referencing the March 21 to April 19 star sign. “Uh oh.” https://www.instagram.com/p/B3973hLhUDw/ got another Aries in the mix.