The Macon chapter of the American Guild of Organists is presenting its annual Hymn Festival, Sunday, Feb. 2, 4:00 pm, at Mulberry Street United Methodist Church.  Dr. Milburn Price is the director, with Mulberry's Ainsworth Choir as the festival choir.  Instrumentalists include organist Cam Bishop, pianist Gail Pollock, and the Mercer University Faculty Brass Quintet.  Be a part of the best in congregational singing of everything from A Mighty Fortress Is Our God to a rousing gospel version of Children of God.  Admission is free to this event, which will be over in plenty of time for the Super Bowl.