Blake Shelton is already looking ahead to his 2019 schedule. Months ahead of the new year, the singer has locked in a coachin. SPRINGFIELD, Mo-A shout out to Springfield from country singer Blake Shelton during Monday night’s live auditions of "The Voice." Shelton talked about Bass Pro Shops and he made a reference to the Spr. Miranda Lambert and Blake Shelton may be headed for divorce, In Touch Weekly reports,…