Mark Trammell Quartet Concert 10/08/2016, 06:00 PM The Mark Trammell Quartet, Greater Vision and the Second-Half Quartet will be in concert at the Gospel Barn of Bluffton in Bluffton, IN on Saturday, October 8 at 6:00pm. Doors open at 4:30pm. The Gospel Barn of Bluffton is located three miles south of Bluffton on Highway 1. Tickets are $20 in advance and $25 at the door. For more information call Jim at 765.564.6095 or go online at http://www.thegospelbarnofbluffton.com.