Singer Bruno Mars’ mother has died unexpectedly, TMZ reports .
Bernadette Hernandez suffered a brain aneurysm and died at Queens Medical Center in Honolulu, Hawaii, a source told the Associated Press on condition of anonymity.
She was 55.
Hernandez immigrated from the Philippines and was a hula dancer and singer. Sources say she encouraged her son’s musical talent from a very young age.
Mars is scheduled to begin his U.S. tour later this month.