Singer Beyonce Knowles is holding auditions for female musicians to work with her. The R&B star is looking for drummers, keyboard players, guitarists, horn players, and percussionists to accompany her on her next tour, as she prepares to take to the road to promote her second solo album B'Day, which is being released in September. Knowles, a former member of the group Destiny's child, will hold auditions in Atlanta, Chicago, Houston, Burbank and New Jersey. The 24 year-old 5-time Grammy Award winner begins her tour on June 20th. | 
