The Beach Boys founder had been placed under a conservatorship less than two years before his death Brian Wilson died of "respiratory arrest," according to his death certificate The Beach Boys founder's death was announced by his family on June 11 The legendary singer was 82 years old when he died,

The brain behind The Beach Boys died two weeks ago at 82 of respiratory arrest, TMZ reports. Wilson was also suffering from several other health complications, including obstructive sleep apnea, chronic kidney disease,