Jon Bream remembers it was below zero, not unusual for Minneapolis in January.
About 300 people turned up at the Capri Theater that night in 1979 to see an upstart musician who was being hyped as the next Stevie Wonder take the stage.
Bream, a staff writer at the Minneapolis Star, knew of this talented kid since 1976, when a local concert promoter touted the recent high school graduate who played numerous instruments…