Longest singing marathon

According to Official Guinness Records,

The longest singing marathon by an individual lasted 105 hours and was achieved by Sunil Waghmare (India) in Nagpur, India, from 3 to 7 March 2012.
The record attempt started at 11.06am on 3 March, with a variety of popular Indian songs being sung. No song was repeated within a 4 hour period. The attempt ended on the evening of 7 March after which Mr Waghmare joined in with a sing song with his supporters.

For a complete list of 2012 records, please visit 2012 Guinness Records in India.

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