Ellise Shafer administratorTrisha Yearwood and Garth Brooks are open to the idea of having their own talk show one day — but it would have to be in their home of Nashville, Tenn.When promoting her new cookbook, “Trisha’s Kitchen,” on TalkShopLive Saturday, Yearwood opened up about the possibility of hosting a show with husband Brooks. The two recently guest hosted for Ellen DeGeneres on May 28, proving they just might have what it takes to host full-time.