In 1991 , Hart produced the album Planet Drum , which remained at # 1 on the Billboard World Music chart for 26 weeks .
In 1991 , Hart received the first ever Grammy Award for Best World Music Album .
In 1991 , Hart produced the album Planet Drum , which remained at # 1 on the Billboard World Music chart for 26 weeks , and received the first ever Grammy Award for Best World Music Album .