Scotty McCreery and his wife are expecting.

The country music singer, known for his hit “Bottle Rockets,” and wife, Gabby McCreery, announced Thursday baby No. 2 is on the way.

“A new best friend coming this fall,” McCreery posted on Instagram, a reference to firstborn son Merrick Avery McCreery, 2, who was wearing a “Big Brother” shirt.

Mark Heim is a reporter for The Alabama Media Group. Follow him on Twitter @Mark_Heim. He can be heard on “The Opening Kickoff” on WNSP-FM 105.5 FM in Mobile or on the free Sound of Mobile App from 6 to 9 a.m. daily.