John Mayer was rushed to a New Orleans hospital for an emergency appendectomy.
John was hospitalized early Tuesday morning and according to a rep for the singer. he's in surgery right now.
Mayer is touring with The Dead and Company. They had a show scheduled for tonight in NOLA, but we're told that's been postponed now.
40-year-old Mayer's also been touring with his own band. It's unclear when he'll be healthy enough to get back on the road to continue.
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