Overview: Country Music Show: --Marty Robbins (host) - ""Gotta Travel On,"" ""20th Century Drifter,"" ""(Take Me Home) Country Roads,"" ""Beyond the Reef,"" ""Cool Water,"" ""Tumbling Tumbleweeds,"" ""El Paso"" & ""My Woman My Woman My Wife"" --Marty Robbins and Barbi Benton - ""Help Me Make It Through the Night"" --Bobby Bare - ""Detroit City"" & ""The Mermaid"" --Barbi Benton - ""Top of the World"" --Doug Kershaw - ""Mama's Got the Know How"" & ""Cajun Joe (Bully of the Bayou)"" --Barbara Mandrell - ""Show Me"" & ""The Midnight Oil"" --Charlie Rich - ""Break-Up (medley)"" & ""Behind Closed Doors"" --Johnny Rodriguez - ""Pass Me By"" & ""Bosier City Backyard Blues"" --Tanya Tucker - ""Jamestown Ferry"" & ""What's Your Mama's Name?"