Jimmy Jam and Terry Lewis, the Minnesotan production duo behind Janet Jackson‘s new album Unbreakable, surprised Jackson by joining her onstage Friday night in Inglewood, California. They were on hand to congratulate Jackson (and themselves) on the news that Unbreakable debuted at #1 on the Billboard 200, making it Jackson’s seventh chart-topping album. (Billboard) Phil Lesh of the Grateful Dead revealed…










