What is the fine-grained topic of the following text: Doug Johns, Nate Watts, Bill Clements, and Jauqo III-X (l–r) at Detroit Bass Fest 2012 November 17th, 2012 marked the third installment of the Detroit Bass Fest, Motown’s salute to our favorite low end instrument and its masters. Only return the topic.
Detroit Bass Fest 2012