Related Clues:

• This is not art, perhaps — and trained Tyroleans do it
• Alpine aria
• Sing on the slopes
• Make some music in Interlaken
• Singing cowboy's refrain
• Swiss warble
• High-range song, in more ways than one
• Attract someone's attention as escorted back in mountain air
• Song in the Alps
• Call from the mountains
• Demonstrate a wide range on a range?
• Sing 'The Lonely Goatherd,' say
• Sing like some cowboys
• Swiss Alps melody
• Tune with many high notes