The word "yodel" refers to a style of singing where a person rapidly switches between their normal voice and a higher, falsetto voice. It is often associated with mountainous regions and folk music. Full definition
Honestly, it's a like a renegade hipster version of Yodel. (vodzilla.co)
Like yodelling on a mountaintop, when I say the words «author bio» I can hear the collective author groan echo from every corner of the globe. (kobowritinglife.com)
I asked a small convivial group of Swiss hikers who had welcomed us to the top by yodeling in four - part harmony. (si.com)