. . "Western Music Association." . . "60 years of harmony a tribute to Roy Rogers and the Sons of the Pioneers"@en . . "Videocassettes"@en . . . . . . . "A concert by the Sons of the Pioneers, the world's longest running western music group, to celebrate their more than sixty years of continuous performance."@en . . . "Celebrating the 60th anniversary of Roy Rogers and the Sons of the Pioneers"@en . "Music"@en . . . . . "Sixty years of harmony"@en . . "Tribute to Roy Rogers and the Sons of the Pioneers"@en . . . . . . "Concerts"@en . . . . "Comancheros Productions (Firm)" . .