Largest simultaneous yodel

According to Official Guinness Records,

The largest simultaneous yodel consists of 3,432 participants and was organized by Yahoo Inc. (USA) celebrating the 20th anniversary of Yahoo in Sunnyvale, California, USA, on 2 March 2015 Yahoo employees were led in the yodel by Wylie Gustafson, creator and performer of the company’s iconic jingle.

For a complete list of 2015 records, please visit 2015 Guinness Records in United States.

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