Largest gape

According to Official Guinness Records,

The largest gape measures 8.8 cm (3.5 in), and was achieved by Bernd Schmidt (Germany) in Wendlinger, Germany, on 17 January 2015. Bernt's son asked him to attempt the record after seeing this record listed in the 2015 edition of the Guinness World Records annual. Full story: Record holder for largest mouth gape takes a big bite into the 2017 edition

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

Other Germany records that might interest you:

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• Most countries visited by car (non-consecutively)
• Largest collection of mouse- and rat-related items