The 6th Annual Joshua Tree Music Festival is returning to its California desert locale in mid-May. The event, which will take place from May 16-18, has just added some additional artists to its line-up. JJ Grey & MOFRO, Ghostland Observatory, Trombone Shorty & Orleans Avenue, Luminescent Orchestrii and BLVD with MC Souleye all will perform at Joshua Tree. They join such previously confirmed artists as On The One, Afromotive, B-Side Players, Flowmotion, Lynx

and Sol Jibe. Early bird tickets are now on sale for the festival, which will continue to announce additional performers in the weeks to come.