Tbilisi Symphony Orchestra, Choir Prima, Nat King Cole, Sheila Jordan, Harvie Swartz Duo, Woody Herman, Lester Lanin, Rare Silk, Marion Morgan, Harry James, Glenn Miller and his Orchestra, Ernie Caceres, Frank Sinatra, Elena Rubin, Alexander Titov, Annunzio Paolo Mantovani, Louis Armstrong, Mahalia Jackson, Riga Chamber Choir "Ave Sol", Chamber Orchestra of the Saint Petersburg Conservatory, Les Brown, Doris Day, Bing Crosby, Perry Como, Ella Fitzgerald, Anne Shelton, Eddy Arnold, Thomanerchor, Mario Lanza, Billy Vaughn